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.
Teens age 16 through 18 years can get the booster dose at any time. The minimum interval between doses is 8 weeks. However, teens who receive their first dose of quadrivalent meningococcal conjugate vaccine at or after age 16 do not need a booster dose.ll 11â12 year olds should be vaccinated with a quadrivalent (protects against serogroups A, C, W, and Y) meningococcal conjugate vaccine (MenactraÂ® or MenveoÂ®). A booster dose is recommended at age 16 years.