PSYCH 250 Lecture Notes - Lecture 17: Midlife Crisis, Laser Hair Removal, Plastic Surgery
Document Summary
Lecture outline lecture 17: physical development in middle adulthood. Historically, a relatively new phenomenon: 1900 47 years life expectancy, 2004 77. 9 years life expectancy. Size of the pupil shrinks and the lens yellows: limits the ability to see in dim light, limits color discrimination. Reduced blood supply to the eyes decreases size of visual field and increases eye"s blind spot. Estimated 14% of american adults 45-64 have a hearing loss. Decline typically starts with a loss at high frequencies. Men"s hearing declines earlier and at a faster rate than women"s. Middle-age spread slowed metabolism increase in body fat and gradual loss of lean body bass (muscle & bone) Gradual loss in bone mass and density makes bones weaker. Disks in spinal column move closer shrinkage. Cosmetic surgery and cosmetic culture (notes on general trends) Men were 13% of patients receiving surgical procedures in 2014: liposuction 12% men, rhinoplasty 25, cosmetic ear surgery 41, chin augmentation 53, botox injections 6%
