since there is friction the thing that is touching the ground will be pushing off that and will gain acceleration which will give you speed
Lifting weights and sprint mechanic drills are great ways to increase speed without actually sprinting.
Usain Bolt holds the world record for fastest 100m time.
sprinting 100 yards, resting, sprinting 200 yards, resting, sprinting 300 yards, resting, sprinting 200 yards.
what mussels do you mainly use to throu a punch and what is the best way to increase punching power and speed
The best runners.
the fastest mount is a 320% flight speed increase for tournaments
It is quite easy to increase your height when you are a teenager, best ways are playing sports like basketball , sprinting, hanging bar and do some stretching exercises as i know a yoga call Tadasana will help you more.
Slow stretching exercises before and after each practice and game are the best prevention. Running drills are good for building stamina, preventing cramps and working on sprinting speed.