Identifies the hormonal and neurologic changes that occur during menopause. Discusses the symptoms of perimenopause and menopause, as well as effective treatments, including medication and behavioral approaches. Describes the latest research on the benefits and risks of hormone replacement therapy, and identifies the conditions and symptoms for which HRT may be appropriate. Discusses the pros and cons of a variety of alternative remedies for menopausal insomnia, hot flashes, and depression, such as black cohosh and vitamin B supplements. Addresses recent developments in the prevention of chronic disease risk at menopause, including lifestyle changes and prophylactic medications.