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.
As men age, their risk for heart disease and erectile dysfunction increases. Heart disease and erectile dysfunction are uncommon in men in their 40s. Research studies have shown that a man in his 40s who does not have erectile dysfunction has a very small risk of heart disease at that time. In this situation, a man's chance of having narrowed coronary arteries is less than 1 percent.