Conclusions

The role which it has physical activity in preventing and reduceing coronary diseases, hypertension and diabetes presents a major medical interes. All these illnesses which appear are directly tied with obesity or overweight, which is directly tied with a sedentary lifestyle.

Usually, the body maintain a balance between nourishment and the calorical consumption, but even a person dosn't achieve a minimal effort necessarly for the body, appear this lack of balance that cause the increase of nourishment and weight.

Tests proved that people who practice physical activity regularly have improved their carriage, lose on average 3 kg.; but more important is that physical effort have changed substantial the body composition through the decrease of hypodermic and muscle fat.

Most people recognize the need to undertake physical exercise but for many a perceived lack of free time makes it difficult for them to fit this into their daily routine.

Benefits of exercise go far beyound physical health. Regular exercise can also benefit psychological wellbeing. In addition to improving general appearance, exercise can help reduce stress and tension. Also, it improves self-esteem. More studies have showed that exercising as little as 10 minutes per day, can yield positive benefits.

When regularly performed, aerobics helps keep elevated blood pressure at normal levels, reduces the risk of heart diseases, and can helps control weight. Aerobics increases lessened anxiety, stress and even some relief of depression.

If you are 45 or older, consult your physician before beginning an exercise program. If you are 35 or older and have any risk factors for heart disease ( high blood pressure, high cholesterol level, smoking or obesity) you must see a doctor.

With this program you can obtain health, beauty, vitality and self-esteem, things which appear and are maintaining when you learn how you must care of yourself.

In the next table there are number of calories burned in 30 minutes of activity ( in relation to body weight ):

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