Sci 220 Chapter 7

Submitted By calli09
Words: 301
Pages: 2

Chapter 7 Summary

SCI/220
December 3, 2013

Chapter 7 Summary
Chapter seven is about energy balance and weight control. How everything you eat, drink, do and not do affects your body. You have to monitor your intake and outtake of calories while finding the correct balance in order to have the proper energy level and health. There are many health issues related to being overweight. Just like there are health problems to being underweight, that is why finding the right weight and maintaining it is important.
According to Wardlaw and Smith, to 65% of adults are overweight and 30% of America’s population is obese (2011). Seeing as how many people are in America, these numbers are alarming. As most know, the less active you are the more likely you are to be obese or overweight in general. Controlling energy intake, having physical activity of 60-90 minutes a day, breaking eating habits and monitoring what you eat can help increase weight loss.
Dieting is best when planned out with a professional. According to the chapter “Losing a pound a week” is a good way to keep a slow and steady weight loss program (Wardlaw & Smith, 2011). Fad diets do help you lose weight fast, but are unhealthy, can cause health problems in the future, and promote no long-term lifestyle change.
A key term that I never understood when heard was basal metabolism. Your metabolic rate is the amount of energy your body is using. This can change depending on what you're doing. The basal