Take stock of the three main points of freestyle technique

Freestyle is one of the common swimming competitions. With the coming of summer, swimming is loved by fitness people. What technical points should be mastered in freestyle in order to achieve the effect of safety and fitness? Study with the editor!
Technical points of freestyle
I. body posture
Freestyle is something we need to keep comfortable when we swim. In freestyle, our bodies should lie prone on the surface of the water and be streamlined. At this time, our back and hip muscles should maintain a certain degree of tension, keep the head stable when swimming, and the torso rotates naturally 35'~ 45 'rhythmically around the longitudinal axis of the body.
Second, leg movements
Although the leg movement freestyle leg movement has a certain propulsive force gay masturbation , it mainly plays a balancing role, keeping the body stable, coordinating the arms, and paddling effectively. It requires natural convergence of the legs large dildo , slight pronation of the feet, loosening of the ankle, with the hip joint as the axis, the thigh driving the calves and soles, the double legs whipping alternately, the maximum 30~40cm of the toes up and down, and the maximum flexion of the knee joint about 160mm.
Third, arm movement
Arm movement freestyle is the main driving force of arm movement to push the body forward. Divided into water, holding water and other indivisible stages.
1. Entering the water: after moving the arm in the air, the hand will relax and enter the water naturally under control. The entry point of the hand is generally between the longitudinal axis of the body and the front and rear extension line of the shoulder joint. When entering the water, the fingers naturally straighten and close together, and the arms rotate so that the elbows are raised to the highest point big dildo , and the palms are tilted outward, so that the fingers come into contact with the water first, then the arms, and finally the arms are naturally inserted into the water.
2. Holding water: after the arm enters the water, in the process of actively inserting downward, the palm turns from outward to downward to inward and backward, and begins to bend the wrist and elbow. The elbow is higher than the hand for a quick transition to a better stroke position. After holding the water, the palm is close to the water, the elbow joint is bent to about 150 inches on both sides, and the whole arm is ready to paddle like holding a big ball.
The essentials of freestyle movements
1. Body: lie smoothly in the water, cross arms and take turns scratching, legs whipping, slow breathing, fast forward scratches.
2. Arm: move the arm to relax the shoulder and insert it forward, point the palm of the forearm at the water, accelerate along the midline, and take turns to row the two arms alternately.
3, leg: the thigh sends the force to take the calf, the double leg draws the water alternately.
4. Breathe: slowly exhale in the water, turn your head and open your mouth to inhale quickly.
Swimming six ways to protect ears
1. Clean the external ear before swimming. If there is earwax in the external auditory canal, it should be cleaned in time, otherwise it is easy to cause pain and inflammation after earwax immersion.
2 best ass , when entering the water, we should pay attention to posture and methods, do not let the ears directly beat the surface of the water, so as to avoid tympanic membrane trauma.
3. When swimming, plug the external ear canal with skimmed cotton dipped in Vaseline oil to prevent dirty water from pouring into the ear.
4. After swimming, drain the stagnant water in the external auditory canal in time. Tilt the head to the side of the stagnant water and gently hold the head with the palm of the same side to drain the water.
5. If the ear itches, you can gently wipe the external auditory canal with 75% alcohol cotton, and do not dig with your hands. If you have ear pain, you should go to the hospital for treatment.
6. after choking water on your nose, press one of your nostrils and blow the water out gently (don't pinch both nostrils at the same time), or pull it into the back nostril and spit it out of your mouth.