Parents on MSN1 年
When Implantation Occurs and How Long It Takes
Pregnancy begins when the fertilized egg implants in the uterine lining. Here's what to know about implantation and how long ...
来自MSN1 个月
Implantation Bleeding vs. Period: How to Tell the Difference
Implantation bleeding occurs when you’re pregnant ... This is because the uterus does not start producing increased levels of hCG until the fertilized egg is attached to the endometrium ...