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)
August 21st, 2013. Andropause is the technical term for the hormone imbalance all men will experience as they age. Commonly called male menopause, andropause typically begins to affect men between the ages of 35 and 40. In some cases, however, the testosterone deficiencies associated with andropause may occur in much younger men.
Menopause is associated with decreased levels of hormones and is associated with. decreased libido. Testosterone in women comes from the ovary and the adrenal gland. Testosterone levels decrease rapidly with age. From age 20 to 40 the average testosterone. level drops by 50%. From age 40 to 50 it drops another 25%.