is their any body who is really serious about running?

It's really fast and people sprint through parks bouncing off trees and scale buildings and stuff...

How come when I run for like 2 minutes, I get a really bad cramp in my left side?

Who recently broke babe ruth's records of 715 career home runs?

How can I get really good at dodgeball? We play it in p.e and I cant really through the ball hard and I want to get better

Hello. In less than 2 weeks time, I'll be having my 2.4 km run test. I just want to pass. However, I hate running a lot. Ever...

What are other good exercises for runners? For example, running hills, lifting weights... What else?

Lets compare times and stuff. im bored.

How do you improve your running? Are there any techniques?

Who here has run a marathon or semi? Whats your best time? I had my first semi marathon yeasterday with a time of 1 h 48!

what is a good amount of miles to run in one day for a 13 year old on the track team