Rachael Rettner
May 17, 2019
So far this year, four U.S. states have passed laws banning abortions when a fetal heartbeat can be detected, at around six weeks of pregnancy; several additional states are also considering these so-called heartbeat bills.
But what exactly do we mean when we talk about a "fetal heartbeat" at six weeks of pregnancy? Although some people might picture a heart-shaped organ beating inside a fetus, this is not the case.
Keep reading: https://www.livescience.com/65501-fe...explained.html