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 ...

It’s a condition that can affect up to 25% of all women: Irregular menstrual cycles. Doctors are raising awareness about a study from the American Heart Association, which says that women affected by ...

Thanks for your question, Jane. You may be surprised to know that many women experience irregular or infrequent periods. During the teenage years it is very common, but as ovulatory cycles establish, ...