McGraw-Hill OnlineMcGraw-Hill Higher EducationLearning Center
Student Center | Instructor Center | Information Center | Home
Career Opportunities
Wellness Worksheets
Learning Objectives
Chapter Outline
Chapter Overview
Multiple Choice
True or False
Internet Exercises
In the News
Health Links
For More Information
Crossword Puzzle
Journal Entry
Behavior Change Workbook
Help Center

Core Concepts in Health, Brief Cover Image
Core Concepts in Health Brief, 9/e
Paul M. Insel, Stanford University, School of Medicine
Walton T. Roth, Stanford University, School of Medicine

Exercise for Health and Fitness

*physical fitness  A set of physical attributes that allows the body to respond or adapt to the demands and stress of physical effort.
cardiorespiratory endurance  The ability of the body to per-form prolonged, large-muscle, dynamic exercise at moderate-to-high levels of intensity.
muscular strength  The amount of force a muscle can produce with a single maximum effort.
muscular endurance  The ability of a muscle or group of muscles to remain contracted or to contract repeatedly for a long period of time.
flexibility  The range of motion in a joint or group of joints; flexibility is related to muscle length.
*body composition  The proportion of fat and fat-free mass (muscle, bone, and water) in the body.
cardiovascular disease (CVD)  A collective term for diseases of the heart and blood vessels.
endorphins  Brain chemicals that seem to be involved in modulating pain and producing euphoria.
neurotransmitters  Brain chemicals that transmit nerve impulses.
cardiorespiratory endurance (aerobic) exercise  Rhythmical, large-muscle exercise for a prolonged period of time; partially dependent on the ability of the cardiovascular system to deliver oxygen to tissues.
electrocardiogram (ECG or EKG)  A recording of the changes in electrical activity of the heart.
maximal oxygen consumption (MOC)  The body's maximum ability to transport and use oxygen.
target heart rate  The heart rate at which exercise yields cardiorespiratory benefits.
resistance exercise  Exercise that forces muscles to contract against increased resistance; also called strength training.
isometric exercise  The application of force without movement; also called static exercise.
isotonic exercise  The application of force with movement.
anabolic steroids  Synthetic male hormones used to increase muscle size and strength.
cross-training  Participating in two or more activities to develop a particular component of fitness.