The rule divides a person's life into five age groups: minors: 0 to 17; young people: 18 to 65; middle-aged people: 66 to 79; old people: 80 to 99; and long-lived old people: over 100.
Minors are physically stronger and grow quickly. This period of height and weight is the second fastest growth in life in proportion to stature.
In the prime of life, young people 18-44 years old, strong body, the rate of growth has declined. 18 years old, their height growth rate has declined, and some have stopped growing, weight also varies from person to person. 58-68 years old, the beginning of old age, which is a sign of the maturity of life, to the wise, to the completion of life.
Each age has its own different psychological characteristics, each age has its own different appearance and physical appearance, each age has its own different state of life, which all combine different psychological characteristics.
Middle-aged and old people exercise:
1, middle-aged and old people are suitable for walking, because walking is the most simple and effective way of exercise. You can go out for a walk more often after meals or in the morning, and breathe fresh air during the walk.
2, middle-aged and elderly people are suitable for weaker exercise, such as square dancing. With the rise of square dancing, many middle-aged and elderly people are engaged in it. Square dance can effectively make middle-aged and elderly people's limbs become active, coordination greatly improved. Square dance can drive people's whole body muscles, but also can cultivate sentiment and improve the quality of life. And, middle-aged and elderly people often participate in square dance, the mind will become better.
3, middle-aged and elderly people are suitable for playing tai chi, tai chi is also a common sport, and body movement range is small, gentle movements, suitable for most of the middle-aged and elderly people.