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Progress Journals & Experimental Routines / Re: a fast and explosive donkey!
« on: November 23, 2010, 07:46:46 am »Do tuck jumps always hurt your back? Thats like the only exercise that slightly aggravates my back for some reason, dont know why though?
Nope, never had a problem with them before. And didn't yesterday when I did them again. I think it was just some overenthusiastic hip flexion.

Im 24 today as well then. 
