New to This Edition

In this seventh edition, all of the illustrations and most of the photos have been redone or are totally new and are now in full color.

Highlights of the changes in each chapter are as follows:

• Redefined and differentiated exercise and physical activity

• Added suggestions for setting personal goals

• Added information on the importance of sleep to healthy living

• Added information on tai chi for reducing stress

• Expanded the discussion of diabetes as a coronary risk factor

• Updated the latest recommendations and guidelines for how people should exercise

• Added the Par-Q as a screening tool Lab Activity

• Updated the physical activity pyramid

• Added new recommendation for calculating maximum heart rate

• Added new recommendations for calculating target training heart rates

• Added the Talk Test as a measure for estimating exercise intensity

• Added metabolic equivalents (METs) of estimating the intensity of exercise

• Included Tabata training as a technique of high-intensity interval training

• Added Nordic walking, Zumba, and cross-country skiing as recommended fitness activities for improving cardiorespiratory endurance

• Added new information on CrossFit

• Added new Lab Activities: the partial curl-up test and the prone double straight-leg raise test

• Updated information on stretching immediately before activity to improve performance

• Added information on how trigger points restrict range of motion

• Emphasized the need to focus more on portion control and eliminating nutrient-poor choices from one’s diet

• Updated the new Nutrition Facts label

• Added new information on energy drinks

• Added recommendations on the foods that should be consumed before, during, and after activity

• Updated information on vegetarian diets

• Updated information on food safety

• Updated information on the importance and cost of losing weight

• Redefined body mass index

• Added ultrasound as a technique for measuring subcutaneous fat thickness

• Added new techniques for monitoring and calculating energy expenditure using

  SuperTracker–Physical Activity Tracker

• Included a discussion on personal activity trackers

• Added new techniques for monitoring and calculating caloric intake using

  SuperTracker–Food Tracker

• Added discussion of binge eating disorder

• Added new Lab Activity on Estimating Caloric

  Balance

• Updated information on causes of low back pain

• Updated information on the newest fitness equipment, including stationary exercise bikes, treadmills, stair climbers, ski machines, elliptical trainers, and rowing machines

• Updated information on the size and cost of the fitness industry in the United States

• Added new information on what to look for when selecting a health club or gym

• Added new information on running, biking, walking, and other clubs and events

• Added new information on where to access fitness information, including the Internet, apps, Web sites, magazines, and DVDs