Obesity 1 (real first lecture).docx

17 Pages
108 Views
Unlock Document

Department
Kinesiology&Physical Education
Course
EDKP 330
Professor
David J Pearsall
Semester
Fall

Description
Body Mass Index 11/5/2012 4:08:00 PM Developed by Adolphe Quelet  Measure of obesity: measure a weight for specific height! o Doesn’t take into account specific body components (lean muscle vs fat)  Not a good measure for athletes  tend to have a higher BMI due to increased lean muscle giving a false reading of obesity  Not a good measure for youth  difference in growth spurt occurrence  Use percentiles instead: take into account age, weight, height, gender o Cannot be a clinical diagnostic tool  Useful screening mechanisms/physiological health assessment How to calculate it  Metric o BMI (kg/m )= weight (kg)/height (m) 2  Imperical o BMI (kg/m )= weight (pounds) x 703/height (inch)2 Classificiations of Body Weight  Underweight: <18.50  Normal range: 18.50-24.99  Overweight: >/equal to 25  Preobese 25-29.99  Obese >30.00 o Class 1: 30-34.99 o Class 2: 35-39.99 o Class 3: >/40  Extremely high risk, eligible for surgery for fat reduction Shows above that for youth we use percentiles instead of BMI b/c of variance in growth spurts/maturation  Takes into account heights, weight, age, gender th o Under weight: <5 percentile for age/gender o Normal weight: 5-85 percentile o Over weight: >/95 percentile o And Mortality 11/5/2012 4:08:00 PM For both men and women, there is an increased risk of death at extreme ends  J/U shape relationship  <18.5 i.e. underweight = increased risk  >26.5 i.e preobese – obese = increased risk  Men are more at risk at higher BMI’s then women Since 2000, there has been an increased amount of media attention to the obesity problem 11/5/2012 4:08:00 PM World health organizaion (WHO)  Rates of obesity DOUBLED from 1980-2011  65% of global population in countries where overweight/obesity kills more people than underweight Definition:  Men: >25% body fat  Females: >30% body fat overweight  too much body weight for given height/frame o an amount that increases disease risk  not considered a disease obesity  overall fat level that brings with is increased risk of fatal/serious diseases  can be overweight but no obese Caloric balance  Achieving and maintaining energy balance is a complex state that some people never attain o Many cycle in and out of energy balance throughout their lives o 2012 Dietary guidelines for Americans- guidance f
More Less

Related notes for EDKP 330

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit