1 try the elliptical or cross train.
2 get wrist wraps and knee wraps.
http://www.inzernet.com/search_resul...earch&iLevel=1
3 also get a good joint support or run low dose of deca.
4 Yes mast can give you joint pain.
5 take some thing to help clean your receptors also on those 6 weeks off. If blood work looks good and test levels are ok go for it.