I'm having to need a "knee replacement".I went though injections and ortho-scope,it's all "bone to bone".the doc told me NO LIFTING for at least 16 weeks! I'm bummed cause i dont like long lay-offs from lifting.I've been on a good roll with work outs.making "Great Gains" the last 2 yrs(thanks too D-bol) and afraid i'll lost ALOT from this set back! Has anyong been Though the Same? dont know what do with my time off!Listening to suggestions.Thanks!