Badminton's spike requires a lot of strength. How should we start our daily study?

The spiking level of badminton is also technically inherent to some extent. Smash can also be said to be a high ball game. Use the big arm and small arm to make the upper body lean back slightly and let the body fully expand. Use inertia to prepare for your next smash, because the route of catching the ball on the court is complicated and changeable. It's important to kill the ball at the hitting point. If the hitting point is backward, the wrist should be pressed down when spiking. Personal arm.