FRHD 1100 Chapter Notes - Chapter 6: Body Mass Index, Fad Diet, Veganism
103 views2 pages
3 Dec 2016
School
Department
Course
Professor
Chapter 6
the Global Obesity Epidemic
•since 1980 obesity rates have more than doubled around the world
•1.5 billion adults aged 20+ are obese
•65% of words population live in countries where more people die of complications from being
overweight and obese than they do from being underweight
•more men than women are obese in the 35-44 age group
What Causes Obesity
•more calories
•bigger portions
•fast food
•hunger and satiety
•physical inactivity
•passive entertainment
•prenatal factors
•developmental factors
•genetics
•emotional influence
•social networks
•social determinants
What Should I Weigh
Body Mass Index (BMI)
•ratio between weight and heigh
•weight (kg)/height (m squared)
•underweight is a BMI of 18.5 or under
•overweight is 25 to 29.9
•obese is 30+
Waist Circumference
•apple shaped bodies (carry weight around waist) are more likely than pear shaped bodies
(carry weight around his and thighs) to have high cholesterol and blood pressure, and in
increased risk of diabetes
Assessing Body Fat
•essential fat makes up about 3%-7% of body fat in men and 10%-15% in women - helps with
physiological function such as nerve conduction
•is stored in small amounts in organs and muscles
•storage fat helps keep us warm by insulting bodies
How Do I Avoid Diet Traps
•the yoyo diet
•very low calories diet
•fad diets
•diet pills
find more resources at oneclass.com
find more resources at oneclass.com