What is the principle behind wearing rubber bands on your feet during the 200-meter sprint?

1. If you are a sprinter, I have a method you can try. Use a rubber band, stretch it out and make a figure eight, forming two loops. One is put on the mother and son of the foot, and the other is put on the heel. This way you will run faster. One second. . . 2. Apply bone-setting water on a large area of ??your legs 15 minutes before running to excite your muscles. 3. Eating some high-purity chocolate half an hour before running can also make people excited and forget fatigue ~ 4. Remember that 100 meters is a matter of running in one breath. Your pace must be large and the frequency must be high. When running, remember to run on your toes and don’t touch the ground~~ 5. You can train more starting in these days. The main training is Two, one is reaction speed and the other is correct posture. It is recommended to use a running aid here. 6. When sprinting, remember to press the line forward with your head, but do not slow down your pace to prevent you from falling during the sprint.

7. Remember to wear spikes~~