They make you stronger. You still need cardio workouts to help with 'speed'. Try running and leg workouts.
Quadriceps
yes
The vastus medialis is involved in leg extensions.
quadriceps
You could either point your toes, do lunges or pull your leg up to your bottom (so you are standing on one leg). x
squats, linges, leg extensions
Exercise and strengthen leg muscles and cardiovascular system.
It helps people because by doing these it can make their leg stronger and easier to move around also for them to walk on. make yo go faster
No, there are rumours about this but it is utter rubbish!
Wall sits can help improve leg strength and endurance, which can contribute to faster running speeds over time.
i dont know but squats and lunges do! so try them! :)
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