Home Pregnancy Test
Home pregnancy tests are urine tests. They detect the amount of hCG in your urine, but only when it reaches a certain level. Some home pregnancy tests are more sensitive than others. More sensitive tests may be able to detect low levels of hCG a few days before your period is due.
However, whether you use an ordinary or a more sensitive home pregnancy test, if you use it too early in pregnancy the amount of hCG in your urine may not be high enough for a positive result. Almost all urine pregnancy tests will give you accurate results if you test at around the time your period would normally be due; about two weeks after you ovulate.
A test may be negative for several reasons: you may not be pregnant, or you may have ovulated later than you thought (and so not be far enough along for the test to detect your hCG). In a small number of women, hCG levels can be very low and this may also affect the outcome of pregnancy tests.
Tags: pregnancy test
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