Blood tests are done in a doctor's office. They can pick up hCG earlier in a pregnancy than urine tests can. Blood tests can tell if you are pregnant about six to eight days after you ovulate.

As the fertilized egg grows, a water-tight sac forms around it, gradually filling with fluid. This is called the amniotic sac, and it helps cushion the growing embryo.

A severely underweight woman (with less than 17 percent body fat) may have irregular ovulation, reducing their odds of conception.

Infrequent or prolonged menstrual periods, excess hair growth, acne, and obesity can all occur in women with polycystic ovary syndrome.

One of the risks associated with prolonged use of contraceptive shot is losing bone density. You also may have headaches, weight gain and nervousness.

Out of 100 women who use Copper IUD, only less than 1 may get pregnant.