If you take a pregnancy test before you have missed your period and get a faint line or even a negative result, do not fret. Not all pregnancy tests are created equal, and some require more HCG to show a positive result than others. What Does a Faint Line Mean? Two lines appearing on a pregnancy test strip indicate its success and accuracy, signaling successful testing for pregnant patients. One is known as the control line while the second, known as the test line, detects pregnancy hormone (hCG) presence in urine samples. Negative Test Results False negatives can also occur with other brands of pregnancy tests, not just Wondfo. Women who suspect they may be pregnant but receive a negative result should wait a few days and retest with a new test. A false negative occurs when a woman is pregnant, but the test shows a negative result. This can happen for several reasons, including taking the test too early, using diluted urine, or not following the instructions correctly.

Walgreens pregnancy test can detect pregnancy five days earlier. You can take the test after you see symptoms of early pregnancy. Fast, simple and reliable, the First Response Early Result Pregnancy Test (or 'FRER' as it's more commonly known on Mumsnet) is one brand of pregnancy test which has been highly recommended by Mumsnet users for years for providing the most accurate results. Eight days after conception, hCG can be detected in the maternal circulation 13; a concentration of approximately 10 mlU/ml is observed in serum between 9 and 10 days after follicular rupture 14. As the pregnancy develops, the level of hCG increases at a rate of approximately 50% per day, reaching a peak of around 100000 mlU/ml by week 10, after which levels decrease and remain stable at approximately 20000mIU/ml for the remainder of the pregnancy 14, 15.If you get a negative result but don’t trust the test results, repeat the test. Do this after at least three days to allow your HCG levels to increase. Morning or Evening Urine?

You need to dip the hCG strip of the pregnancy test in the urine sample and wait for two minutes for results.It’s worth remembering, that whilst all home pregnancy tests vary in terms of sensitivity and method of use, they are generally accurate so long as they are used correctly. You may also find some reviewers stating they have experienced false positives or negatives. This could be due to a variety of reasons, but it's important to read the instructions before you take the test to ensure you're using it properly and at the right time. Why you should trust us False results — either a false negative or a false positive — mainly happen due to using the test incorrectly. The main reason for a false-negative is testing too early. You might also get a false-negative if you use a home test incorrectly, such as using too much or too little pee. It’s important to follow the directions on your test kit to make sure you get an accurate result. Can a positive test be wrong? If a pregnancy test is sold by a reputable, registered company it doesn’t matter if you opt for the cheaper option or buy in bulk,' explains Marie Louise. 'This maybe a good idea if you are trying or know you have potential difficulty conceiving. Pregnancy tests can be expensive!' What should I do after testing positive? More prescriptive European guidelines would be beneficial to ensure that similar risks are taken into consideration by all manufacturers.

Collect you early morning urine in a clean cup. You can directly urinate on the Pregnancy Test if it is midstream. Wondfo pregnancy test detects Human Chorionic Gonadotropin (hCG), which is produced by placental tissue after conception and pregnancy occurs. There are four versions available of this pregnancy test – Strips, Cassettes, Midstream Test, and Mini Midstream. If you test again and are still getting a faint line, it might be a good idea to ask your doctor for an ultrasound. This is especially important if you are experiencing abdominal or pelvic pain.False positive results are rare with Wondfo. The tests are highly accurate when used correctly, and most women who receive a positive result are indeed pregnant. Wondfo Pregnancy Test False Negative If you prefer, however, you can also ask for a pregnancy test free of charge with your GP or at your local sexual health clinic. If you are under the age of 25, you may also get a pregnancy test from your local Brook centre. How we chose our recommendations Products tried and tested by real parents a One Step hCG Test (AI DE Diagnostica Co, Ltd, China); b One Step Pregnancy Test (Al DE Diagnostica Co, Ltd, China); c Boots Pharmaceuticals Pregnancy Test (Boots Pharmaceuticals™, UK); d Clearblue COMPACT pregnancy test (SPD Swiss Precision Diagnostics GmbH, Switzerland); e Clearblue PLUS pregnancy test (SPD Swiss Precision Diagnostics GmbH, Switzerland); f Clearblue DIGITAL pregnancy test (SPD Swiss Precision Diagnostics GmbH, Switzerland); * The results were not recorded for 2 pregnant and Manufacturers who market tests in both Europe and the USA tend to conform to these definitions across both markets (e.g. Clearblue, First Response, and EPT brands). Device accuracy, which is usually considered to be the percentage of correct detection of negative and positive results (at concentrations of hCG greater than test sensitivity) using urine samples from women seeking to know pregnancy status, are also often calculated. However, it is unclear as to whether other tests available in Germany conform to these definitions and it is therefore not possible to make objective For optimal results, it is advised to wait seven days after not getting your period before taking the test. Advantages and Disadvantages Pros

All home pregnancy tests work the same way - by measuring the hCG levels in your urine- but when it comes to dye-based tests, which are the ones which give line results, there is some debate as to whether pink dye based tests or blue dye tests are better. Whilst this is a frequent topic of discussion on the Mumsnet Conception boards, the general consensus is usually that pink dye tests - such as First Response Early Result tests - are more trustworthy than blue dye tests, which can be more likely to show evaporation lines and even false positives. What are the best pregnancy tests UK? Many pregnancy tests say they work a few days before a missed period, but the results are usually less accurate then. Read the label on your pregnancy test to find out when to take a pregnancy test and how accurate it’ll be. The earlier you know you’re pregnant, the sooner you can start thinking about your options and get whatever care you need to stay healthy. This hormone comes along the urine only in case of pregnant women. A pregnancy test detects this hormone in urine. This pregnancy test is qualitative and it only detects hCG. There has been much discussion on hyperglycosylated hCG (hCG-H), which originally referred to a variant of “normal” hCG with larger complex oligosaccharide side chains seen in choriocarcinoma 9. Some researchers reported that hCG-H is the predominant form in early pregnancy 10. Unfortunately, there is no reference standard available for this form of hCG, and all studies were done using a single antibody B152, which is not commercially available, so that corroboration of these findings via independent reagents has not beenBoxer J, Weddell S, Broomhead D, Hogg C, Johnson S. Home pregnancy tests in the hands of the intended user. J Immunoassay Immunochem. 2019;40(6):642-652. doi: 10.1080/15321819.2019.1671861