HLTH 331 Chapter Notes - Chapter 7.1-7.8: Childhood Obesity, Dietary Fiber, Fetus

• School: Queen's University
• Department: Health Studies
• Course: HLTH 331
• Professor: Tracy Mc Donough

Document Summary

Overweight and obese are defined by bmi. Ca(cid:374)adia(cid:374)s a(cid:396)e getti(cid:374)g hea(cid:448)ie(cid:396) (cid:271)e(cid:272)ause of (cid:272)ha(cid:374)ges i(cid:374) (cid:374)atio(cid:374)"s food supply a(cid:374)d lifestyle = e(cid:374)e(cid:396)gy imbalance. Carrying excess body fat increases risk of chronic health problems high blood pressure, heart disease, high blood cholesterol, diabetes, stroke, gallbladder disease, cancers. Principle of energy balance states that when energy consumption = energy expenditure, body weight remains constant. Energy balance means body weight is not changing. Energy defined as the ability to do work. Energy is measured in kilocalories, which are units of heat or kilojoules, which are units of work: a kcalorie is a measure of the amount of energy that is supplied to or expended by the body. Energy taken into the body comes from energy-yielding nutrients and alcohol consumed in food and beverages. Energy stored in the chemical bonds of carbohydrates, fats, and proteins can be converted into. Atp = fuel metabolic reactions that build and maintain body components to power cellular/body activities.