How early can you detect a pregnancy?

Pregnancy Tests.
How earloy can you find out if you are pregnant? What is the fastest pregnancy test?

[@user-qk2mp1wn1p]

Thanks for this information

[@CaraLudick]

Our trigger gave a false positive at 10 days past trigger. So will wait until 12 dpo to test next round

[@trey263]

So a positive test 4 days after sex would be impossible right? This was with a First Response test. Possible paternity issue. Thank you.

[@user-dp1gg7yv7k]

Can pregnancy be detected in 5 days after sex