Lecture 8 - 9/10/2010 PSIO 445/545 Human Body Composition...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
9/10/2010 1 PSIO 445/545 Human Body Composition Session #8 Sarcopenic Obesity, Healthcare Costs, and Sarcopenia Interventions Thursday September 16, 2010 Objectives Define body fat % of obese (normal, non-athlete) Define sarcopenic obesity (SO) Discuss changes in body comp with SO Discuss the prevalence of SO Discuss the consequences and healthcare costs of sarcopenia Present and discuss sarcopenia treatments and interventions Obesity Non-Athlete Age Group Not Recommended Recommended Body Fat Levels Obesity Low Mid Upper Young Adult < 8% 8% 13% 22% > 22% Middle Age < 10% 10% 18% 25% > 25% Elderly < 10% 10% 16% 23% > 23% Age Group Not Recommended Recommended Body Fat Levels Obesity Low Mid Upper Young Adult < 20% 20% 28% 35% > 35% Middle Age < 25% 25% 32% 38% > 38% Elderly < 25% 25% 30% 35% > 35% MEN WOMEN ACSM Health and Fitness Journal. 1:30,1997 Definition of Sarcopenic Obesity: Excess fat with the loss of lean mass Sarcopenic Obese: RSMI is less than 2 SD below the young adult mean but with elevated %body fat Aging and Changes in Body Composition Between 20 and 60yrs 1) Increases in body weight 2) Increases in fatness After 60yrs 1) decline in body weight 2) decrease in bone mineral 3) increases in VAT and IMAT 4) decrease in skeletal muscle mass VAT = Visceral Adipose Tissue, IMAT = Intramuscular Adipose Tissue Changes in Body Composition Song, M. et al. Am. J. Clin. Nutr. 79:874-880, 2004
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
9/10/2010 2 Normal vs. SO muscle Normal, non-sarcopenic Sarcopenic Obese Adapted from Baumgartner, R.N. Ann N Y Acad Sci. 904:437-448, 2000 Prevalences of obesity, sarcopenia, and sarcopenic-obesity by age in the combined New Mexico Elder Health Survey and New Mexico Aging Process Study 30.0% 33.0% 30.0% 28.0% 53.0% 45.0% 39.0% 30.0% 32.0% 2.0% 5.0% 23.0% 17.0% 15.0% 10.0% 8.0% 0.0% 10.0% 20.0% 30.0% 40.0% 50.0% 60.0% <70 years 70-74 years 75-79 years 80+ years Age Pe rcent Prev alenc e Obese Normal Sarcopenic Sarcopenic Obese n > 800, both men and women, ages: 60-80+ yrs Prevalence of Sarcopenic Obesity Men and Women Prevalence of Sarcopenic Obesity 13.5% 10.2% 20.2% 17.5% 5.3% 8.4% 11.8% 6.3% 0.0% 5.0% 10.0% 15.0% 20.0% 25.0% <70 years 70-74 years 75-79 years 80+ years Age Percent Prevalence
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/30/2011 for the course PSIO 445 taught by Professor Staff during the Fall '08 term at University of Arizona- Tucson.

Page1 / 6

Lecture 8 - 9/10/2010 PSIO 445/545 Human Body Composition...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online