Constitution can be divided into health-related constitution and sports-related constitution. Among them, junior high school should focus on developing {0} and {1} elements.

1. Eight reasons why life lies in exercise.

(1) Exercise can improve cardiopulmonary function.

(2) Exercise can enhance the function of muscles and bones.

(3) Exercise can improve blood pressure.

(4) Exercise can improve immunity.

(5) Exercise can make your body more fit.

(6) Exercise can strengthen the brain.

(7) Exercise can eliminate fatigue.

(8) Exercise can promote mental health.

2. Ten functions of sports

(1) Exercise makes you energetic and calmly cope with your daily life and work.

(2) Exercise makes you optimistic, willing to undertake tasks and not picky.

(3) Exercise promotes sleep and is conducive to rest.

(4) Exercise makes you adaptable and can adapt to various changes in various environments.

(5) Exercise improves your immunity and has certain resistance to diseases.

(6) Exercise makes you have a moderate weight, a well-proportioned figure and a harmonious proportion of all parts of your body.

(7) Exercise makes you sensitive.

(8) Exercise makes your limbs flexible and painless.

(9) Exercise makes hair shiny without dandruff.

(10) Exercise makes your muscles and skin elastic and easy to walk.

Exercise helps you to be healthier.

(1) Maximum heart rate: 200 minus your age.

(2) Aerobic exercise: walking, swimming, cycling, jogging, dancing, climbing stairs and playing table tennis.

(3) Strength exercises: push-ups and equipment exercises.

(4) Stretching: practice the flexibility of joints and ligaments, such as yoga and gymnastics.

(5) Energy mastery: moderate-intensity aerobic exercise lasts for half an hour.