When you want to use the bleach test it is advisable for you to use your first mornings urine rather than a sample that you collect later in the day. Bleach and urine pregnancy test is also a primitive way of qualitatively estimating hCG in urine. So now I'm 2 weeks and 6 days if I am pregnant. Missed period. I know im abit late replying on here but i looked for this question just so that i could let everybody know before they start geting excited that the bleach had foamed when in contact with their urine and think that they are pregnant.sure they might be but dont rely on this bleach test myth, i was . Some women detect their pregnancy within the first few days of pregnancy, while others dont notice anything until they miss a period. Now I tried it twice. "There could potentially be an emotional harm," says . This test claims that you can use bleach to determine if you are pregnant or not. bleach pregnancy test foamed up and stayed. They have aromatic substances added to make the cleaning effect pleasant and overpower the obnoxious odor. If the solution produces fizz, bubble or froth, this is the positive pregnancy test with bleach and urine. Its important to note that there are many things that can cause a false positive result, including but not limited to evaporation lines on pregnancy tests, residues from previous bleach pregnancy tests, and contamination from medications or food. Add a quarter of the solution to three-quarters of the urine collected earlier. Finally, you should make sure that the bleach does not come into contact with your skin, both before and after you put your urine in it. Bleach in a cup would be MUCH cheaper. A pregnancy test with bleach doesnt require any expensive industrial bleach. Bleach Pregnancy Test. Change occurs in the mixture of bleach and urine if the Human chorionic gonadotropin is identified in urine. Help please!! Then when af didnt show after 2 weeks she went back to the dr and he confirmed she was in fact pregnant with a blood test. spam or advertisingExists only to promote a product or service. Can someone please tell me if this could be something. One can read dozens of bleach pregnancy test reviews everywhere on the Web. It is also common to experience mood swings. Also, the timing of bleach test is critical. Make an appointment with your health care provider if your home pregnancy test is positive. How to take a bleach pregnancy test is the most frequently asked question about this procedure.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-leader-2','ezslot_15',138,'0','0'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-leader-2-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-leader-2','ezslot_16',138,'0','1'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-leader-2-0_1');.leader-2-multi-138{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. Every home has a common beach for the purpose of laundry to whiten clothes remove stains, or disinfect. "If nothing happens and it dissolves you are not pregnant! Add a quarter of the solution to three-quarters of the urine collected earlier. Since it takes time for the hormone hCG to build up in your body, its best to wait until you miss your period before taking a home pregnancy test. Mishaps can occur due to ignorance about the primitive nature of this pregnancy test. If you are pregnant, the bleach should start to foam and fizz, much like a beer that has been poured into a glass. A little expensive and time taking but wine test is another reliable method to test pregnancy at home. Have anyone tried the BLEACH PREGNANCY test I just tested with it and looks very positive to me I want to know any other experiences with it before I get my hopes up, I down a bleach test when I thought I was pregnant with my wee boy came back positive so took a HPT test a couple of days later and it was positive, Okay I test and it foamd for about 10 min I think that's a positive, The only way to prove it is to take a pregnancy test hun x, Was you pregnant after hun? Take half a cup of wine and add an equal amount of urine to it. But taking the bleach pregnancy test is a bad idea, many OB/GYNs say, because inhaling bleach fumes could be dangerous, especially if the bleach is mixed with ammonia and you're doing it in an enclosed space like the bathroom. Maybe that's why, rather than heading to the store to pick up a pregnancy test, some women dig under the In most cases, the women simply add a bit of bleach to a cup of their urine. "There could potentially be an emotional harm," says . This ventilation will allow the fumes to disperse without making you sick. Bleach Pregnancy Test Foamed Up And Stayed, Xact Pregnancy Test Strip Price In Pakistan, Horizontal Line On Pregnancy Test Instead Of Vertical, Pregnancy Confirmation Calculator In Tamil. To conduct the test: pour bleach (no specific If your bleach pregnancy test turned/stayed clear you are not pregnant. The science field has made tremendous progress. Bleach pregnancy test foamed up and stayed. So anyhow I was reading articles online and came across the Homemade Bleach pregnancy test and decided to try it. One should disregard such myths. Best Time To Take A Pregnancy Test. If you do not use normal bleach, then you might get false results of the pregnancy test with bleach.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-large-leaderboard-2','ezslot_8',171,'0','0'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-large-leaderboard-2-0'); Using liquid bleach for the pregnancy test with bleach can be a reason for false results. However, according to a study published in the journal BMJ, urine that foams could be a sign of preeclampsia in pregnancy. It has no medical backing, scientific basis, or physician endorsement. The Bleach Powder Pregnancy Test can be a very useful home-based test to check pregnancy. As you go about your day, your urine takes on the qualities of whatever foods and beverages you have eaten or drank. Taking a homemade pregnancy test for fun isn't an issue. When urine comes in contact with hCG, it reacts and gives out a lot of fumes. People use different amounts of urine, different amounts of bleach and containers in various materials to carry out the test. Carefully pour the urine into the paste if you do not have a medicine dropper. If it isnt foamy, the woman isnt pregnant. See also Help! If youre exposed to too much of it, it can be fatal. Exposure to bleach. According to doctors, you shouldnt. Pregnancy causes your body to produce more blood, which is processed by your kidneys and ends up in your bladder. For example, one of the mums on our team suspected she was pregnant on Christmas Day and there were no shops open near her to buy one. If you take a look on YouTube you'll find lots of videos of fizzing bleach. bleach pregnancy test foamed up and stayed INTRO OFFER!!! The bleach will react to the HCG to determine if you are pregnant or not. Take the sample of morning urine, and pour a few droplets of it onto the toothpaste. To support your babys growth and development, prenatal vitamins usually contain folic acid and iron. If the change doesnt occur within few seconds, it will be a sign that you are not pregnant. Any type of plain household bleach will work for this test, even those that are sold under a discount or store label. When you want the most accurate results, you should use regular household bleach. Just put a small piece of soap in a cup, it doesn't much matter the type or color, and add a couple tablespoons of urine, waiting 2-5 minutes. Bleach can burn your skin and cause irreparable damage if it makes contact with any part of your body. Dandelion leaves pregnancy test. Exists only to promote a product or service. There is no scientific evidence that it works. You can then collect your sample when you get up and take the test as prescribed. we had our first angel on October 4th 2016, and she passed the same day. If either cup B or both cups A and B change color or produce bubbles and foam, the test is inconclusive and should be repeated. You can prepare the night before by making sure that you have a clean, sterilized container in the bathroom ready for when you get up in the morning. No pregnancy test progression, really worried. However, it is not 100% accurate. Just when dying your hair make sure its ammonia free or what not! According to Planned Parenthood, "The 'bleach test' adding bleach to your urine is 100% myth. jet2 passenger locator form spain bleach pregnancy test foamed up and stayed. Use a transparent and clean cup. Drain 1/4 cup tuna juice off a can and place it in a plastic cup with 1/4 cup vinegar. Bleach pregnancy test works for many women. Since bleach is a potentially hazardous chemical, you will need to take some precautions to use this . After you pour bleach into the cup or container, you should then add your urine to it. One should never inhale them. Add to basket. No reaction means no hormone detected. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Bleach pregnancy test. - H.P.T. Positive pregnancy: A positive pregnancy will turn the solution into blue or is foaming. Bleach pregnancy test results need your patience for interpretation. When you first awaken in the morning, your urine will be more concentrated and have higher levels of hormones in it. In any case, if you miss a period and notice some of the above signs or symptoms, you should take a home pregnancy test or see your health care provider. bleach pregnancy test foamed up and stayed. After the bleach foams up, it apparently creates and lets off a very strong gas, which I am assuming is toxic. After you pour bleach into the cup or container, you should then add your urine to it. Your symptoms are from the post ovulation hormone changes. 4. Next, you also should use caution when adding your urine. In the bleaching powder pregnancy test, one needs to mix the bleach and urine. Track your fertility signs to help pinpoint ovulation and your fertile window to increase your chances of conceiving. To take the test, you should first place eight ounces of bleach in a clean and sterile cup or container. Another easy way to make a false positive test result is to use cola or soda. Connect one-on-one with an OB-GYN who will answer your question. So.. Ummm.. Required fields are marked *. If you have trouble breathing, call 911. Early pregnancy signs and symptoms statistics, pregnancy test statistics and reviews and many handy calculators. Bleach pregnancy test foamed up and stayed. What were your results? Do not worry about the price you pay for the bleach thinking that the more expensive brands work better. 10 adds new items and mobs from the Bleach anime series. If the test line does not appear at all, the result will be negative. No products in the cart. Usually, warning signs of preeclampsia are picked up during your prenatal visits. 10 years ago 0 0 0 0 MariaBcn So.. Ummm.. No studies have been conducted to determine whether bleach pregnancy tests are accurate, so you might get an inaccurate result. However, Hydrogen peroxide does. Early pregnancy symptoms; Join your due date club; Premature and SCBU babies; Baby and child health; Toddlers (1-3 years) Children (4-11 years) Tweens and teens; Family and other relationships; Trying for a baby; Pregnancy; New Parents; Baby; Parenting; The Laundry Room; Local; Activities; Reviews; Christmas; Life; Recipes; Parties; Baby names As noted, taking the test itself is very simple and does not require a great deal of preparation or effort. When these two react, they form gases called chloramines. <3. #3. All you need is bleach and pee. By Mark B. Roth, MotherToBaby New York As a teratogen information specialist, I receive questions about all sorts of chemicals or substances someone can be exposed to. Get your answer in minutes, 24/7. One of the first signs of pregnancy might be light spotting. And, yes, men get yeast infections, too. bleach pregnancy test foamed up and stayed. I've took the bleach test last week and Didn't want anything else to eat. Durable silicone gel pad provides extra comfort and targeted pressure on the knee. After you pour bleach into the cup or container, you should then add your urine to it. The Bleach Powder Pregnancy Test can be a very useful home-based test to check pregnancy. If the urine in either cup A or cup B turns green, blue, or yellow, this may mean youre pregnant. With the new foam technology, this spray penetrates and removes the toughest grease and stains from all kitchen items in two steps. Wait 4-5 days after a missed period to do the test. Fabric bleach is considered to be an effective (and most accurate) way to establish whether you could be expectant. It means the ammonia in your urine mixed with the bleach and caused a chemical reaction. Get pregnant. How to Do a Bleach Pregnancy Test To complete a bleach pregnancy test, you'll need household bleach with no ammonia, a fresh sample of urine from the woman who suspects she's. When mixed with bleach, the ammonia creates toxic fumes called ch. The bleach pregnancy test claims that it'll start foaming or fizzing if the hCG hormone is detected. Now based on the articles and say so if others it's SUPPOSE to work although nothing is concreteit said that if you add your urine to some bleach it's supposed to slightly foam/fizzle like crazy, turn the cup hot but if it bubbles and foams your not. One of the most common is the homemade pregnancy test with bleach. All you need to do is mix your morning urine and salt in a clean bowl and then wait for a few minutes. Here is a picture of a bleach pregancy postive and negative test according to those who believe in DIY bleach pregnancy tests. Which means that when you urinate, you can hurt yourself when the urine jet makes projections. This is the hormone detected in a. Bleach and urine pregnancy test is a reliable and cost-effective early homemade pregnancy test. The reaction between the bleach and hCG also should take place within a matter of seconds. A pregnancy test measures a hormone called human chorionic gonadotrophin (hCG). Bleach is a corrosive agent and can cause severe damage. The fumes released during the reaction of bleach and urine are toxic. Bleach in a cup would be MUCH cheaper!!! A DIY bleach pregnancy test is simple to perform, as you'll only need two cups, household bleach, and a sample of your urine. Having your pregnancy confirmed as soon as possible will allow you to start prenatal care as soon as possible. Product features: Fabric lining for extra comfort. . Top answers from doctors based on your search: Bleach mixture fumes may cause nausea, watery eyes, chest pain, and suffocation. Don't rely on just one pregnancy test. But the bleaching test is a bad idea, say many OB / GYNs, as it may be dangerous to inhale bleach smoke, particularly if the bleach is mixed with ammonia . Some women love it for its accuracy. You have to observe it as the reaction lasts for a few seconds. In this bleach pregnancy test, the bleach reacts with the HCG hormone in the urine. And some of the mums on our forum have been trying it out. Use first morning urine and follow the instructions carefully. So I have the impant at the moment and have had for 2 years now I was constantly bleeding in them whole two years now all of a sudden 6 weeks ago it just stopped and iv had nothing since so iv done a bleach pregancy test and got a positive result I think its foamed up and stayed like that and the. If you take a look on YouTube youll find lots of videos of fizzing bleach. 1st with morning pee the results:it fizzled and foamed enough overflowed the cup and continued to fizzle 2nd time I tried I used my bfs pee in comparison results of that: his bubbled up and stayed foamy and frothy while mines fizzled/slightly foamed but it didn't overflow this time. Prepare The Urine in Cup 1. I havent tried this but I have herd about a test to determine the gender of a pregnant womans baby by having them pee in a cup of baking soda. Trying the bleach pregnancy test involves mixing urine and bleach and watching for changes to the mixture. Again, just mix your urine with the bleach. On our very own MFM forum, Susiegirlygirl shared this amazing super-foamy pic - and she is, in fact pregnant. To conduct the test: pour bleach (no specific amount) in one cup . We sometimes wonder how the person discovered that such a pregnancy bleach test did exist!Advertisementif(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-medrectangle-4','ezslot_4',160,'0','0'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-medrectangle-4-0'); A homemade pregnancy test with bleach is an easy way to detect early pregnancy. An example of data being processed may be a unique identifier stored in a cookie. When compared with the other homemade pregnancy tests, bleach pregnancy test is the best. Menu. When hCG mixes with bleach, it can cause a chemical reaction that produces bubbles and foam. What it sounds like is symptoms from your birth control instead, which can be similar to PMS and pregnancy symptoms. bleach pregnancy test foamed up and stayed. If you take a look on YouTube youll find lots of videos of fizzing bleach. A woman can detect pregnancy without spending dollars for an over the counter pregnancy test. Step 2: To perform the test take a small amount of Clorox powder or liquid chlorine. Bleach is another commonly used household cleaning product that can also be used to see if a woman is with child. CVS Health Active Pressure Support provides targeted compression and support for the stiff, weak, or injured elbow while active. . If the bleach foams and fizzes after you add your urine, you can take it as a sign that you are pregnant. Pores are generally small, and depending on how dry the skin is there can be redness & itchiness too. So, just to be sure I made my sister and brother do it and it did absolutely nothing.. Some are from women who already know theyre pregnant and taking the bleach test has simply confirmed it. A DIY bleach pregnancy test is simple to perform, as you'll only need two cups, household bleach, and a sample of your urine. Nausea with or without vomiting. The technique involves mixing bleach and fresh urine in a cup and observing if the mixture bubbles or foams, indicating a positive pregnancy result. 3.00. It is also possible to be pregnant without experiencing many of these symptoms. The bleach test was the. 5. I done this this morning very slowly and it's foamed like a very very quickly. 1.5. DIY homemade bleach pregnancy tests might be intriguing, but they are not accurate. They can suffocate you. I haven't tried this but I have herd about a test to determine the gender of a pregnant woman's baby by having them pee in a cup of baking soda. If the test is positive, the bleach will supposedly bubble and foam. It is advised to perform the test in the morning since the concentration of Human Chorionic Gonadotropin (HCG) is highest at this time. One cannot expect it to be of the quality of a hospital pregnancy test or even an hCG pregnancy test kit. When your hormones change, your digestive system slows down, causing constipation. Mix morning urine and salt in a clean bowl. . Get the numbers! Bleach and urine cause foamy or frothy reactions when a woman is pregnant, according to those who believe in DIY bleach pregnancy tests. Serenity_86. Observe both mixtures for three minutes. A blood pregnancy test from your OB/GYN is the most accurate method. Bleach and urine pregnancy test is a reliable and cost-effective early homemade pregnancy test. The consent submitted will only be used for data processing originating from this website. The results are assumed to be positive if the reaction makes the mixture foam up. My boyfriend (Aaron) and I are a young couple who is madly in love with each other. If it fizzes or become a little frothy, then there is a chance that you might be pregnant. Dehydrated is a skin CONDITION: The best way to identify is by gently pushing the skin up. She was resuscitated and taken to the hospital, where she made a full recovery. If there is no hCG in your urine, then there will be no froth. According to bleach pregnancy test advocates, if the urine and bleach mix is foamy, a woman is pregnant. It is possible for a pregnancy test to come up negative before this point, even if you are actually pregnant. Bleach pregnancy test foamed up and stayed. Then collect your urine and add an equal amount of urine to the bleach so you have about a half and half mixture. One needs to be fast while taking the pregnancy test with bleach. Urine, like ammonia, can create a toxic gas when it comes into contact with bleach. Now I tried it twice. If the toothpaste maintains its color and no foam appears, the test is negative. You should make sure that the room where you are taking the test has plenty of air flowing in and out of it so that the toxic gas created by the combination disperses without making you ill. If you wish to take the bleach and urine pregnancy test, do take it. If your bleach pregnancy test turned/stayed clear you are not pregnant. There is a possibility that you will need to urinate more frequently than usual. This can be detected in a woman's urine by a pregnancy test. The #1 app for tracking pregnancy and baby growth. Turn the Washer on a Gentle Cycle. Many women who are taking the bleach home pregnancy test for the first time dont know this. 4. bumblebaby8808. So how do the tests work? Use your first fresh urine sample to perform this test. In this blog post, we will explore the science behind the bleach pregnancy test and find out if it is accurate or not! Thus, despite conducting the test at home you can still be assured that you could be pregnant if the bleach reacts in such a manner. off topicDoes not fit the context of where it was posted. By eliminating sticky dirt, the Multifunctional Cleaner Spray will keep everything shiny and clean, creating protection against discoloration and heat . We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Single Wilko Make Your Own Foam Treasure Chest in Assorted styles. 1. Many readers have suggested that as days pass after the due date of the period the bleach and pee pregnancy test becomes more reliable.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-leader-3','ezslot_18',168,'0','0'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-leader-3-0'); The accuracy of the pregnancy test also depends on other things like quality of the sample of urine. It is highly recommended that you get a standard pregnancy test done at a hospital for confirmed results. But yeah you && ur baby will be fine ,thru my whole pregnancy I dyed my hair 3 times. Equate One Step Pregnancy Test, 2 Count: Get precise easy-to-read results; Equate pregnancy test is designed to be simple to use ; Number of days before expected period: -4 days; Percentage of samples from pregnant women getting a pregnant result with one step pregnancy test: 53% ; Number of days before expected period: -3 days If the mixture doesn't react then supposedly you're . The Bleach Powder Pregnancy Test can be a very useful home-based test to check pregnancy. we already have 2 children and I have a tumour that grows off pregnancy hormones so not sure what is going to happen! One of the chemicals with which it can visibly react is human chorionic gonadotropin, or hCG, the hormone created by a developing fetus placenta. A lot of myths revolve around the bleach pregnancy test.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-mobile-leaderboard-1','ezslot_21',185,'0','0'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-mobile-leaderboard-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'pregnanteve_com-mobile-leaderboard-1','ezslot_22',185,'0','1'])};__ez_fad_position('div-gpt-ad-pregnanteve_com-mobile-leaderboard-1-0_1');.mobile-leaderboard-1-multi-185{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. The k I tried it again last week and it fizzed and foamed up a lot and stayed foamy (about 2 inches high) I dont feel pregnant but my cousin said i kept using the bathroom like i was and my 12 year old daughter keeps asking me if i am pregnant because she thinks my breasts look bigger. Despite the test being very easy to take, you should use some basic precautions to ensure your safety and that of your unborn baby if you are pregnant. One has to see visible changes in texture and consistency of bleach and urine mix. Wait for 5 minutes. 6.5 - 13.5 in 16.5 - 34.3 cm. Bleach and pee pregnancy test is not something doctors will advise you to take. The salt pregnancy test is best done as an all-in-good-fun experiment. The general premise is that the hormone hCG, present in your urine only if you're pregnant, reacts with the bleach to cause a fizz. If you drink a lot of water before taking the pregnancy test using bleach, you may get a false negative pregnancy test because the urine sample becomes dilute and has a lower content of hCG. Since bleach isnt designed to detect pregnancy hormones, this DIY test is unreliable. Bleach and urine pregnancy test is a reliable and cost-effective early homemade pregnancy test. Bleach and urine pregnancy test is a reliable and cost-effective early homemade pregnancy test. Step by step instructions for bleach pregnancy test, Bleach pregnancy test tips and precautions. Then when af didnt show after 2 weeks she went back to the dr and he confirmed she was in fact pregnant with a blood test. (3) Add to basket. The silicone gel pad provides protection and pressure to sore tendon. The following are less common signs of early pregnancy: It is important to note that many of these symptoms and signs arent unique to pregnancy. If it comes into any range of chemicals, it will react by foaming, frothing, steaming, bubbling, evaporating, or undergoing any number of other visible changes. Be careful! So I have the impant at the moment and have had for 2 years now I was constantly bleeding in them whole two years now all of a sudden 6 weeks ago it just stopped and iv had nothing since so iv done a bleach pregancy test and got a positive result I think its foamed up and stayed like that and the. Basically urine and bleach mixed. If the mixture turns foamy or bubbly, it is generally agreed upon that this is a positive result, indicating that you are pregnant. Test the solution in an inconspicuous area and allow to sit for a few hours. Positive Result: the toothpaste starts to turn blue and begins to foam or froth. There are, however, some women who feel nausea earlier and some who never do. Sodium Hypochlorite is the active ingredient in chlorine bleach. Its possible that you will become more sensitive to certain odors and tastes when youre pregnant. Some women love it for its accuracy. According to its proponents, if you take the urine and bleach PT after the day of a missed period, you will get a reasonably accurate result. i'm not pregnant but my results are frizzly/frothy :(" Answered by Dr. Steven Weissberg: No: Go buy a real pregnancy test that shows lines that turn color and . && I got like 3/4 different colors in my hair lol! So Monday I became 2 weeks. Go ahead and include a clothespin over your nose in the ingredients list. She said if she'd have know about this test she might have given it a go! For this, you need to pour some bleach into a container and add a little of your urine. If you need to confirm a pregnancy we'd always advise using a pregnancy test - see our feedback on which pregnancy tests work best according to home testers. bleach pregnancy test foamed up and stayed. Copyright 2008 - 2023 All rights reserved Countdown Family Inc. If you take a look on YouTube you'll find lots of videos of fizzing bleach. In most women, implantation bleeding occurs around the time of their menstrual cycle. Also one doesn't need to do much for taking the bleach PT. I ate an entire bowl of it for 2 days straight. Yes you bleach/dye your hair!!! Note the changes in consistency of the urine and bleach mix. All fda approval kits for home pregnancy test are accurate. Is It Safe For Pregnant Women To Eat Pineapple? However, these dyes and interfere with the pregnancy test with bleach and pee. If youre conducting the bleach pregnancy test and you begin to have eye or lung irritation, leave the room. But while lots of online clips show fizzing bleach, there's not always an indication accompanying the vid of whether the person doing it has had the results officially stated by a doc or approved pregnancy test. They might color your urine or make it unsuitable for urine and bleach pregnancy test. Not suitable for weak or damaged hair. A pregnancy test usually shows a positive result three to four weeks after the first day of your last period.