2. Chapter 3 – 1 Discussion Notes

3. Chapter Overview -Chapter 3 identifies the components and benefits of physical fitness and presents the basics of an exercise program. -Benefits of physical fitness + your level of fitness affects all aspects of your health and life. + fitness levels affect physical, mental, and social health.

4. What Is Physical Fitness ? - Are you tired by the end of the day? - Does your body respond quickly in an emergency? - Are you mentally alert in class? - Can you climb 5 flights of stairs without passing out? - Defined: ability to carry out daily tasks easily, with enough energy to respond to unexpected demands. - Maintaining high level of fitness is a lifelong challenge.

5. Benefits Of Physical Fitness 1. Physical Health -reduces chances of acquiring diseases linked to inactivity: obesity, cardiovascular disease, diabetes. -be more active and capable at any age. -gives higher energy levels for longer periods of time. -improves posture.

6. 2. Mental /Emotional Health -intellectually more productive. -relieves stress. -controls depression. -gives a sense of pride & accomplishment for taking care of yourself. -you look & feel better about yourself. -contributes to positive self-esteem.

7. 3. Social Health -reduces stress that can interfere with good relationships. -builds self-confidence -helps you deal with social situations: meeting new people. -provides opportunities to interact & cooperate with others.

8. Basic Components of Physical Fitness 1.Body Composition -ration of body fat to lean body tissue (muscle, bone, water, connective tissue = ligaments, cartilage, tendons). Males = 25% females = 30% 2.Flexibility -ability to move a body part through a full range of motion. -example: touching your toes.

9. Basic Components of Physical Fitness: Cont. 3. Muscle Strength - the amount of force a muscle can exert. -example: lifting, pushing, jumping activities ( push ups, & curl ups). 4. Muscular Endurance -ability of muscles to do difficult tasks over a period of time without causing fatigue. -example: leg lifts.

10. Basic Components of Physical Fitness: Cont. 5. Cardio Respiratory Endurance -ability of heart, lungs, & blood vessels to send fuel / oxygen to body tissues during long periods of vigorous activity. -example: running continuously for a mile. -measure by finding your pulse recovery rate.