Origin and Etymology of is. Middle English, from Old English; akin to Old High German ist is (from sÄ«n to be), Latin est (from esse to be), Greek esti (from einai to be)
For the medical journal, see Menopause (journal). Menopause, also known as the climacteric, is the time in most women's lives when menstrual periods stop permanently, and they are no longer able to bear children. Menopause typically occurs between 49 and 52 years of age.
Sheldon Marks, MD: Men should go every year starting at about age 50, for a complete exam which should include a prostate exam, a urine check and a PSA blood test. If they're in a high-risk category, if they have a family history of prostate cancer, African-American, then those men should probably start at age 40 or 45 being seen on an annual basis. Narrator: Why African-American? Sheldon Marks, MD: We're not sure why African-American men have a higher rate of prostate cancer.