APA 2140 Lecture Notes - Lecture 14: Sarcopenia
Document Summary
Aging & involvement in sport and physical activity. Sarcopenia: loss of muscle mass, increase in body fat %a. An increased lifespan is no guarantee of a better quality of life. Models of skill maintenance: the compensation model of skill maintenance: Overall performance may remain the same-increased reliance on other aspects of performance. Performer compensates declining area by improving another: the selective maintenance model of skill maintenance: Effective training negates some aging performance affects. Some think physical/cognitive decline is inevitable (use this as an excuse not to exercise) Greater self-efficacy about pa is more likely to initiate /continue participation. Self-efficacy: central factor in individuals" enthusiasm for different activities. Successful aging model: absence of chronic disease, maintenance of cognitive and physical functioning, active engagement with life-behavioural choice, greater physical activity involvement promotes likelihood of aging successfully. Masters athlete model of successful aging: individuals who have maintained involvement in physical activity and exercise for extended periods of time.