Daniella Gray is a Newsweek Family & Parenting Reporter based in London, U.K. Her focus is on family dynamics, childhood development, parenting styles, U.S. education and current trends in family ...

Research on week ... % at 4 weeks, 5% at 4-8 weeks, and 2% at 8-12 weeks. After the first trimester, your risk drops significantly and is somewhere between 0.5% to 3%. The earlier your pregnancy ...