Physical Activity for Life Chapter 4

Chapter 4 Lesson 1 Physical Activity & Your Health

Ch 4 Lesson 1 Objectives By the end of this lesson you will be able to: Understand the importance of regular physical activity for enhancing & maintaining personal health throughout the life span. Examine the effects of regular physical activity on body systems. Analyze the relationship between regular physical activity & disease prevention. Discover ways to incorporate physical activity into daily life.

Physical Activity and Your Health Whatever you preference, regular physical activity enhances your health. Physical Activity – any form of movement that cause the body to use energy. Physical Fitness – the ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands.

Benefits to Physical Health Physical activity makes your body stronger, increases your energy, and improves posture. Cardiovascular system – physical activity strengthens the heart muscle, allowing it to pump blood more efficiently. Respiratory System – Physical activity makes the respiratory system work more efficiently by breathing in larger amounts of air. Nervous System – Physical activity helps you to respond more quickly to stimuli, improving reaction time.

Benefits to Mental/Emotional Health It can help to reduce stress. Allow you to manage anger in a healthy way. Help you look and feel better to increase self- confidence. Give you a sense of pride and accomplishment in taking care of yourself. Reduce mental fatigue by bring more oxygen to the brain.

Benefits of Social Health Building self-confidence which helps you cope better in social situations, such as meeting new people. Giving you the opportunity to interact and cooperate with others. Helping you manage stress which can enhance relationships with others.

Risks of Physical Inactivity More that 1 in 3 teens do NOT participate regularly in vigorous physical activity. Vigorous physical activity declines significantly during the teen years, from 73% of 9th grades to 61% of 12th graders. Only 29% of teens attend a daily physical education class.

Risks of Physical Inactivity Sedentary lifestyle – a way of life that involves little physical activity. May spend time watching TV, playing video games, or working on the computer rather then being physically active. This will lead to negative affects on your health.

Risks of Physical Inactivity Diabetes – a disorder that prevents the body from converting food into energy. Unhealthful weight gain, which is linked to cardiovascular disease. Osteoporosis – condition characterized by a decrease in bone density , producing porous and fragile bones.

Approaches to Everyday Activities Instead of…. Playing video or computer games. Getting a ride to a friends house. Using a shopping cart. Watching TV or taking a nap. Taking the car to the car wash. Try… Playing soccer, basketball, tennis. Walking, skating, or ride a bike. Carry groceries to car. Gardening or mowing the lawn. Wash the car yourself or for your parents.

How Ironic?! Instead of taking the escalator or elevator Try…walking the steps!

Physical Activity and Weight Control Metabolism – the process by which your body gets energy from food. Food’s energy is measured in heat units called calories. When you are physically active your metabolism rises and your body will burn more calories.

Fitting Physical Activity into Your Life Health professionals recommend 60 minutes of physical activity each day. Examples: walking, biking, pick-up games with friends, hiking, swimming, bowling, golfing, and tennis are just a few examples of activities.

Small Group Activity: Promote the Benefits of Physical Activity p.76 In this activity you will think of ways that different activities benefit all three parts of the health triangle. Then you’ll choose an activity and create a plan to try it out.

Lesson 1- Review Questions What is the difference between physical activity and physical fitness? Examine and briefly describe the effects of regular physical activity on three body systems. Analyze the relationship between regular physical activity and disease prevention.

L1- questions continued… 4. Explain why watching T.V and walking affect metabolism differently? 5. Why does it take longer to get the maximum health benefit from a leisurely walk than from swimming laps?