Most miscarriages will pass naturally, meaning that the foetal tissue will pass from the body without any medical intervention. Some women will either voluntarily decide upon or be complied through necessity to have a D & C, which is a minor surgical procedure that removes tissue from the uterus or take medication that triggers contractions, which will hasten the miscarriage along.

Diaper rash can worsen, leading to possible infection. If the area bleeds or oozes, or is accompanied by a fever, it is a sign the condition is worsening. A physician can prescribe a treatment based on the type of ailment being experienced.

Percent of women ages 15-44 with impaired fecundity: 10.9%

Egg quality declines significantly in the late 30s and early 40s.

Some men have an immune reaction to semen, which causes them to produce anti-sperm antibodies that damage their sperm.

Some of the most common side effects of pills are bleeding between periods (most often with progestin-only pills), breast tenderness nausea and vomiting. They usually clear up after two or three months.