HDF 100 Lecture Notes - Binge Drinking, Substance Dependence, Wrinkle
Document Summary
Early adulthood: physical and cognitive development chapter thirteen. Studying early/middle adulthood is a relatively recent phenomenon. In fact, in 1900 the average life expectancy was 47 years. Skin may begin to loosen, grow less elastic, and wrinkle. Health and fitness: many young adults do not take care of health and put it on back burner , 78% of young adults eat less fruits and vegetables than recommended, 43% engage in no physical activity. 29% are smokers: 30% engage in binge drinking, 26% are overweight, 14% are obese (mccracken et al. , 2007) Substance dependence: having the substance in the body becomes a norm. Tolerance: body becomes habituated to a certain amount and needs more to achieve same effect: abstinence syndrome: withdrawal symptoms when dosage is lowered. Barbiturates are easily addictive in part due to their legitimate medical uses. They reduce activity in the central nervous system to create effects of sedation.