He said himself he was taking PED's but not Winstrol. It's a subject i've been looking into myself.
Whats you're training like?
A base of the cycle of maybe 250mg/week test will improve your recovery greatly.
I've read things about wonstrol being good for sprinting but it's related to a lot of joint injury's.
OT is another that i've read is good, i will be trying that myself soon.
Look into Masteron,EQ helps with endurance, increasing RBC count.
Here's a thread i had on a similar subject, but there's not much info on it but save my typing the same thing again!