Jay76
12-15-2003, 08:49 AM
Been hearing a lot about how good the 20 sprint/10 sec protocol is. Its been great. Been doing it for a while. Just looking for some more variety..
Curious to know other types of protocols like this one for variety in my training?
Jay
Thanks..
Curious to know other types of protocols like this one for variety in my training?
Jay
Thanks..