[i]Originally posted by hai[/i]
hi,i’m a 400m /400mhurdles runner, my pb is 52″50 and i want to increase this time so i want to know if i can use your training program to reach my goal?
You may use anything on this site that you feel would help you to improve. Go ahead and take a look at what I have, and if you see something you like, by all means, be my guest.