Andriy Blokhin has 5+ years of professional experience in public accounting, personal investing, and as a senior auditor with Ernst & Young. Erika Rasure is globally-recognized as a leading consumer ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Somer G.

The purpose of the monthly menstrual cycle is to prepare for pregnancy. Menstrual cycles vary in length and intensity. During each menstrual cycle, an egg develops and is released from the ovaries.