Taking a pregnancy test too early can produce a false negative result. And the prospect of a major life change like pregnancy is a time when you want to make sure you're getting the most accurate ...

When testing for early signs of pregnancy, the team found that 75.9 percent of the women in the OXO-001 group had become pregnant, compared to 52.4 percent of those in the placebo group.

Serious maternal complications linked with use of marijuana before and early in pregnancy, study says By Sandee LaMotte , CNN 6 min read ...