At 7 weeks into your pregnancy, your baby is about the size of a blueberry and will continue to grow. Some symptoms you may experience during this period include mild cramping in your pelvis and ...

Week 7. Baby: Your baby is growing. They’re about the size of a pomegranate seed: 0.3 in. Limb buds appear that will grow into hands and feet. Many parts continue to develop: heart, lungs ...

Levels peak around nine to 10 weeks of pregnancy and then gradually decline. HCG's main job is to maintain the uterine lining and stop ovulation, ensuring your baby has a stable environment.