Word: ageing
(lookup in dictionary)
(lookup stats)
Dates: during 1990-1999
Sort By: most recent first
(reverse)
Even the students straight out of high schoolnoticed the work ethic and drive of the veterans.Joel Raphaelson '49, like a large minority of hisclassmates, was too young to serve in the war. Hegraduated high school in 1945 at age 16 andimmediately matriculated to the College...
There are important distinctions between young and aging bodies, of course. At 50 or so, when women reach menopause, the loss of estrogen accelerates the deterioration of bone mass. Nothing so dramatic happens to men at that age, but psychologically it's a good opportunity to get them to modify their diets. It is hard to get a 30-year-old male to change his eating habits to reduce his risk of prostate cancer 20 or 30 years hence. But a 50-year-old, aware that men not much his senior are dying, is more likely to pay attention...
...though he continues to exercise at the same pace. Eight glasses of water or other fluids (except alcohol and caffeine) make up the base of the new pyramid. Younger adults need the same amount, but they don't have to be told to drink. Thirst tells them. As people age, though, the thirst signal can fade and fail to warn of dehydration...
Bone mass peaks around the age of 20 and declines over the years, so much that elderly bones can fracture easily. The consequences are not merely casts and crutches: about 25% of people with fractures of the hip die within a year because of complications, says Dr. Michael F. Holick, chief of endocrinology, nutrition and diabetes at Boston University medical center, and another 25% spend the rest of their life in nursing homes...
Calcium is not absorbed by the body without vitamin D. The ultraviolet rays of the sun manufacture D in the skin, but the efficiency of the factory declines with age. It drops even further if you live in the northern half of the country, where the sun is too low on the horizon half the year to help, and even lower if you keep your skin covered to protect it from cancer...