Many home pregnancy tests have two lines:

If you're second test is negative after a positive result, you may have mistaken an evaporation line in the first test as a positive.

Here's what each signifies on a pregnancy test, and how to tell the difference.

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Verkkounderstand the difference between a faint line on a pregnancy test that means you're pregnant and an evap (evaporation) line that is colorless and.

Verkkocould it be a faint positive or an evaporation line?

The control line will.

Most tests ask you to read your results before 10.

Verkkoan evaporation line may appear if you wait too long to check your results โ€” meaning your pee is dry.

A control line and a test line.

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