date:May 07, 2013
Periods or menstrual cycles could be spaced apart irregularly, or they're unusually long and heavy or light, or one has fewer than eight menstrual cycles annually and even goes months without one.
Another sign is excess androgens or male hormones. This may visibly manifest as facial hairs, male pattern baldness, adult acne or excessive adolescent acne. However, ethnicity influences these outward signs also.
Generally, Asian and Northern European women may not exhibit these visible manifestati