A normal pregnancy lasts about 40 weeks and is grouped into three trimesters.
Symptoms of early pregnancy include the absence of menstrual periods, breast changes, tiredness, nausea, mood swings, or other symptoms.
A pregnancy test measures the hormone human chorionic gonadotropin in the urine or blood.
Symptoms of late pregnancy can include heartburn, difficulty sleeping, swelling of the ankles or fingers, hemorrhoids,...
