Missed period = most common first clue. Early symptoms can mimic PMS. A pregnancy test is the only sure answer. Think you might be pregnant? Sometimes the signs show up before a test even does. In ...

Your menstrual cycle is the time between the first day of your last period and the first day of your next period. Most menstrual cycles are 24 to 38 days. When you have a cycle that’s less than 24 ...