The following is, come and work out together! Resist the cold! Breaststroke Breaststroke is a kind of posture that imitates frog's swimming action. The body is prone in the water in a nearly horizontal posture, the head is slightly raised, the legs and arms are symmetrical, and it is always carried out underwater. Backstroke In all kinds of swimming competitions, the speed of backstroke is not as good as butterfly and freestyle. Generally speaking, the coordination of movements is as follows: paddling with two arms twice, paddling with two legs six times, stretching naturally, lying on his back in the water to keep streamlined, his head and shoulders slightly higher, and his waist, abdomen and legs level. Butterfly stroke is a swimming posture based on breaststroke. At first, the legs imitated the breaststroke, and the arms paddled symmetrically from front to back, moving forward in the air, similar to butterflies flying, so it was called butterfly stroke. In the turn swimming competition, the number of turns increases with the distance. At present, in order to cooperate with TV broadcast, most international competitions are held in the 25-meter pool (short waterway). Take the 200-meter race as an example, there will be seven turns. Therefore, if you are familiar with the skills of turning around and swimming underwater, you can have many advantages in the competition. Freestyle agile swimming is a swimming posture that imitates human crawling, and it is the fastest in all kinds of competitions. Therefore, people use agile swimming in freestyle competition, so agile swimming is also called freestyle or freestyle.