’Tweaking’ pregnancy tests is becoming more and more popular. People take a photograph of a pregnancy test and adjust the brightness and contrast to find even the faintest of lines in hopes of detecting pregnancy earlier. How accurate is this method? While tweaking has to potential to reveal early pregnancies, the hormone hCG in pregnancy tests detects extremely low levels in urine. Your best bet is to wait until closer to your expected period when hCG levels would be higher if pregnant or go for a blood test, which is even more sensitive.

Read the full article here: Pregnancy Test Hack Called ‘Tweaking’ Can Show Early Results