A member asked:

Why do some get a positive hpt before missed period & others wont? does it indicate low hcg levels & not a good start? im sure i got that swimmer!

A doctor has provided 1 answer
Dr. Jeff Livingston answered

Specializes in Obstetrics and Gynecology

BHCG: A urine test simply detects bhcg hormone. Most can detect a level if about 20. If your level is below that then it won't be detected. Bhcg doubles roughly every 48 hrs. It doesn't take long to get above 20.

Answered 11/1/2013

4.8k views

Thank

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