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ferris

  1. Other/Mixed In my 50s: Grease the Groove (stay fresh/never fail) or single set to failure?

    Hello I am slightly confused by GtG. Does it increase muscle mass? And why can't one do more that one GtG exercise at once? I am in my 50s and giving that GtG is said to work well for older folks it does sound interesting partly because it's basically quite easy - you don't need to got...
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