First, long-term adherence to breaststroke can correct some abnormal body shapes, make the body more symmetrical and fit, and during breaststroke, the body will constantly rub against the water, and some minerals contained in the water will be slowly absorbed by the skin. At this time, it is very beneficial to promote blood circulation of capillaries and metabolism of epidermal cells.

Second, breaststroke is often performed. While exercising muscles, it is also very beneficial to the health of the heart. It can enhance people's heart function. Furthermore, breaststroke has a great influence on the respiratory system. Every breath during exercise needs to inhale a lot of oxygen and exhale oxygen dioxide. After long-term breaststroke exercise, the respiratory muscles will gradually develop and the vital capacity will gradually increase.

Third, after long-term breaststroke exercise, it can enhance the adaptability of the body to changes in the external environment, resist the cold and prevent diseases, so people who often participate in breaststroke exercise are not easy to catch a cold.

If breaststroke is combined with medical exercise, it can also treat some chronic diseases, such as hypertension, chronic gastrointestinal diseases, arthritis, neurasthenia and mild scoliosis.

4. The study points out that if all four strokes are completed at the same speed, it will take about 50 meters and 50 seconds. Take a 50 kg woman as an example, breaststroke consumes 1.20 kcal, while freestyle consumes only half of it, about 60 kcal, and butterfly and backstroke are at a medium level. At the same time, because breaststroke is also one of the first choices for beginners, breaststroke is a good choice for those who just learn to swim and want to burn more calories.