HLSC 1F90 Lecture Notes - Lecture 15: Resting Metabolic Rate, Body Mass Index, Body Fat Percentage
16 Apr 2017
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Experts say that by 2011, 70% of males and 50% of females in canada will be either overweight or obese. Measured body mass index, waist circumference, hip circumference, waist to hip ratio, percent body fat. Focus on lifestyle changes not short-term weight loss or weight gain. Balancing energy in and energy out: in calories in, out energy expenditure. Positive energy balance: energy in > energy out = weight gain. Negative energy balance: energy in < energy out = weight loss. Energy intake what the research says: guelph study males less; females increased, brock study males and females both decreased. Energy expenditure: brock males and female"s moderate activity decreased, guelph aerobic exercised decreased. Canadians association of college and university student services (cacuss, 2013: 42% of students reached the minimum physical activity . Clicker question: based on the results presented, what type of energy balance are the students from the studies in: positive energy.
