AOL: Everything you need to know about when and how implantation occurs at the beginning of pregnancy If you're thinking about pregnancy, you've probably come across the term implantation in your Googling. You may have heard folks mention implantation cramping or implantation bleeding, but maybe you ... Everything you need to know about when and how implantation occurs at the beginning of pregnancy Implantation bleeding during pregnancy refers to the light spotting or bleeding that can happen when a fertilized egg attaches or implants itself to the uterine lining.

Understanding the Context

“As the fertilized egg burrows ... When a fertilized egg implants in the uterus, which usually happens 10 to 14 days after conception, it sometimes causes part of the uterine lining to shed. When this occurs, it results in implantation ... Progesterone is one of the most essential hormones in early pregnancy.

Key Insights

By week 3, after fertilisation, progesterone levels rise to support the embryo’s growth and prepare the uterus for implantation. Many women wonder whether they need blood tests in the very early days of pregnancy, especially before symptoms appear or an ultrasound becomes possible. Early blood work can provide valuable ... MSN: What do implantation cramps feel like? Here's how to tell if it's implantation or your period