As the saying goes, "practice for three or nine days in winter and three days in summer", it can be seen that it is very important to insist on correct physical exercise even in hot summer. Research shows that people who often participate in exercise in summer have better heart function, vital capacity and digestive function than those who do not insist on exercise in summer. So, in the hottest summer of the year, how can we make people fully exercise without excessive consumption?

Swimming is the best way to take part in physical exercise in summer. The hot sun is like fire, and the hot air is blowing head-on. Swimming is the most comfortable, which not only exercises the body, but also relieves the summer heat.

Swimming is good for people. First of all, it can improve the function of human respiratory system. After swimming, you can fully inhale oxygen and exhale carbon dioxide, so that the metabolism of tissues and cells in the body is vigorous, which has a good effect on preventing and treating chronic bronchitis and improving emphysema. Secondly, swimming can improve the function of cardiovascular system. Swimming can greatly enhance the function of the heart and reduce the deposition of metabolic waste on the blood vessel wall.

Thirdly, swimming can increase the excitability of cerebral cortex. If you swim in the water for a while after work, no matter who you are, you will feel refreshed, tired and light. Especially for middle-aged and elderly people, frequent swimming can make fat metabolism better and avoid fat accumulation in omentum and subcutaneous tissue to form obesity.

However, it should be noted that although swimming is good, it is not a sport that everyone can participate in. You must have a thorough physical examination before you go into the water. In addition, it is not advisable to swim within one hour after meals; Make full preparations before swimming to avoid cramps and colds.

Don't jump into the water suddenly when swimming in the water. Wash your face, upper limbs, chest and abdomen with water in shallow places first, and then go to deep places when your body is completely adapted. After swimming, if the water in your ears doesn't come out, you can use the side head low ear jump method; After swimming, you must also thoroughly wash your body with clear water and wash off unclean water. In order to prevent eye diseases, it is best to drop some eye drops.

Fitness ball Fitness ball, also known as Baoding iron ball. This exercise can harmonize qi and blood, relax tendons and activate collaterals, strengthen the internal organs, strengthen the brain and improve intelligence, and is not limited by the venue and climate, so it is suitable for practice in summer.

If you can practice fitness ball regularly, it will have a good effect on hemiplegia sequelae, cervical spondylosis, scapulohumeral periarthritis, coronary heart disease, finger dysfunction and other diseases. In addition, due to the frequent friction between the iron ball and the palm skin, static electricity and thermal effect will also play a role in promoting blood circulation and treating diseases in all parts of the body.

Fishing fishing is not only catching fish, but also nourishing temperament and increasing body and mind. Fishing is nourishing because it is composed of brain, hands, eyes, and the help of quietness, mind and movement. When fishing, the eyes, brain and spirit are all focused on the movement of the buoy, quietly, intending to show the sky, moving in silence, which has played a positive role in improving people's visual and mental sensitivity.

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