Physical Activity for Life

7 Reasons why you should exercise

In this lesson you will learn

Analyze how regular physical activity will enhance and maintain health

Describe the effects of regular physical activity on body systems.

Assess how regular physical activity aids in disease prevention

Combine Physical activity into your daily life

physical activity

• Any form of movement that causes your body to use energy

physical fitness

• The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands

sedentary lifestyle

• A way of life that involves little physical activity.

osteoporosis

• A decrease in bone density, producing fragile bones

metabolism

• The process by which your body gets energy from food

Elements of Fitness

The ability of the heart, lungs and blood vessels to work efficiently during long periods of activity.

cardio respiratory endurance.

A step test is a good way to measure cardio respiratory endurance.

Muscular Strength

The ability to exert maximum force, such as lifting the  heaviest weight  you can budge, one time. It is possible to have  muscular strength  in one area, say your arms, while lacking  strength  in another area such as your legs.

Muscular EnduranceThe ability to hold a particular position for a sustained  period of  time  or  repeat a movement many times. This  could  be  the capability  required to hold a two-pound weight above  your  head for  five minutes or the effort required to lift that  weight  20 consecutive times.

Flexibility

The ability to move a joint through its full range of motion; the elasticity of the muscle. This is how limber you are.

The sit and reach test

Is a good way to determine your general level of flexibility.

Body composition is the ratio of

body fat to lean body tissue.

The  proportion  of fat in your body compared to  your  bone  and muscle.  It  does   not refer to your weight in pounds  or  your "figure-type."

EXERCISE

Is purposeful physical activity that is planned, structured, and repetitive and that improves or maintains personal fitness.

aerobic exercise

Include running, cycling, swimming, and dancing

aerobic exercise

resistance exercises

Include isometric exercise, isotonic exercise, and isokinetic exercise

Lifting free weights is a form of isotonic exercise.

Hand out

• Study Guide II

Side effects of anabolic steroid consumption

• sterility, hair loss, acne

It is illegal to use anabolic steroids without a prescription.

resting heart rate

• decreases when a person becomes physically fit.

frequency

• is a measure of how often you perform an activity.

workout

• is the portion of the exercise program when activity is at its peak.

warm-up

• Should be the first stage in any physical activity routine.

• You should perform a cool down to prepare your muscles for a return to the resting state.

cross training

• a variety of exercise routines that work different body systems.

Safety tips for all sports and training

• have a health screening,

• obey rules and restrictions

muscle cramp

A minor injury that might result from physical activity.

A sprain is an injury to a

ligament

The R.I.C.E. procedure is useful for

minor injuries

Symptoms of dehydration

• dizziness,

• fatigue,

• muscle cramps

Staying hydrated during physical activity is important in all types of weather.

Safety tips for water sports

• avoid drugs and alcohol,

• learn to swim

• You should never swim alone.

Whitening of the skin and lack of feeling are early warnings of frostbite.

Herbal supplements

• cannot substitute for healthy eating.

Sleep

• On average, teens need eight to ten hours of sleep every night to function at their best

sleep

• restful state in which there is no conscious thought

• Your heart slows down ten to 15 beats per minute during sleep

Side effects of getting too little rest

• slowed reaction time,

• forgetfulness,

• irritability

TEST

Check out Study Guide at:

On the Angel Page.