In freestyle, the stroke posture of alternating hands is adopted to promote the resistance of the arms in the water, and the whole body is kicked alternately with the feet up and down to improve the overall muscle endurance, emphasizing the exercise of biceps brachii and triceps brachii.

What part of backstroke is lying flat on the water, using the stretching of the back and arms to carry out paddling and back clamping training, emphasizing the exercise of latissimus dorsi.

Where is the butterfly practice? Butterfly stroke mainly emphasizes the exercise of upper body muscles, and the arm stroke achieves the goal of progress in the form of chest expansion. The lower body movement of abdomen and buttocks can pull the main muscle groups on the body and exercise pectoralis major, latissimus dorsi and rectus abdominis.

Where is the breaststroke practice? Breaststroke leg training is different from freestyle and supine kicking, but it is presented in the posture of legs contracting and kicking the ground, and the posture of hands drawing circles outward, so that the body moves forward in the water and strengthens the exercise of quadriceps femoris.

Synchronize water skiing and pedaling. In the process, you must move forward in a posture of abdomen and straight back, which can strengthen the muscle groups such as arms, hips and legs.