Skating can be done indoors or outdoors, and skiing is mostly outdoor.
★ Sports Features
(1) It is necessary to have training basis and skills in order to carry out sports. At the same time, special equipment skates and skis are required.
(2) Speed ​​skating and fitness skating are very different from physical energy consumption. Speed ​​skating requires continuous acceleration of energy consumption, and there is no pause, performing intense exercise within a certain distance. While in the fitness skating exercise, the acceleration is small, but it can also be intermittent, and the body posture can be moderately changed. It is a medium and small intensity aerobic exercise.
(3) Skiing is a moderate-intensity exercise, and there may be intervals during exercise, which makes it more entertaining.
(4) Mainly exercise the brain's ability to control the balance of the body and cardiopulmonary function.
(5) is the main activity in the cold environment. As a fitness exercise, it is not suitable to carry out this exercise continuously for a long period of time. After two or three months of exercise (maximum no more than 6 months), it should be transferred to other sports.
★ physiological role
(1) Strengthen myocardium and increase myocardial contractility. • Increase heart volume and slow heart rate. Regular exercise can achieve a heart rate of about 40 beats per minute and improve cardiac stress;
When the heart rate reaches 200-220 beats/min, the heart can still contract effectively, and the pumping ability remains normal.
(2) Strengthen respiratory muscles, increase lung capacity, promote alveolar blood gas exchange, and increase lung disease resistance.
(3) Improve physical balance and various sensory abilities, such as physical sensation, balance sensation, and vision, and improve the overall coordination ability of the nervous system. This is the main physiological characteristic of this sport.
(4) Develop lower limb and waist and abdominal muscle strength, especially ankle joint strength.
(5) It can improve immunity and promote endocrine activity and enhance the body's ability to keep out the cold.
★Precautions
(1) There must be qualified ice rinks and snow fields, and special tools such as skates and skis, gloves, hats, and clothing are required, which require a certain amount of consumption.
(2) There is a risk of falls during exercise. At the same time, because the sport is conducted in a cold environment, measures should be taken to prevent cold and frostbite.
(3) There are many links in the entire fitness activity, which is more complicated and time-consuming than other sports. It requires a certain amount of energy and time.
★ suitable crowd
Children, adolescents and adults are suitable for this sport and elderly people are not suitable.
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