This article relies too much on references to primary sources. (September 2011) Engineer in Training, or EIT, is a professional designation from the National Council of Examiners for Engineering and Surveying (NCEES) used in the United States to designate a person certified by the state as having completed two requirements:
Professional Geropsychology Professional Geropsychology is a specialty in professional psychology that applies the knowledge and methods of psychology to understanding and helping older persons and their families to maintain well-being, overcome problems and achieve maximum potential during later life.
Atrophy is the general physiological process of reabsorption and breakdown of tissues, involving apoptosis.When it occurs as a result of disease or loss of trophic support due to other disease, it is termed pathological atrophy, although it can be a part of normal body development and homeostasis as well.stronauts in microgravity must exercise regularly to minimize atrophy of their limb muscles. There are many diseases and conditions which cause atrophy of muscle mass. For example diseases such as cancer and AIDS induce a body wasting syndrome called  cachexia , which is notable for the severe muscle atrophy seen.