GERO 350 Lecture 8: 10_22
22 Oct 2018
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Like physicist, we are still researching this question. Gray hair, wrinkles, muscle loss, height loss, physiological reserve/ capacity. Sweet 16, driving, college, marriage retirement, widowhood. Act your act, midlife crisis, wise elder, risk taking in youth, troubles adolescent. But attempts to identify specific genes have failed. Today"s news: cancers among 32 types occur randomly. They need to understand that these cancers would have occurred no matter what they did. We do not need to add guilt to an already tragic situation. Behaviors (e. g. nutrition, diet, physical activity, sleep, response to stressors) Not true aging because not universally experienced. Environment (e. g. , exposure to toxins, pollutants, radiation) But these are external factors, not true aging. Ages people at about 4-5x the rate of a normal human. Level of dna is different in these individuals. Rate = 1 in 4 million births worldwide. Growth failure, hair loss, small face and jaw, punched nose, dry, thin, wrinkled skin.
