Muscle XTX Contrary to popular belief, you don't actually build muscle while you're lifting weights. Excess consumption of high-fat foods can lead to excessive energy intake, and a greater risk of gaining fat mass rather than muscle. Robert Downey Jr
 Xtrcut  - Used a machine called The Vortex” to gain muscle and get ripped for his role as Tony Stark in Iron Man 1, Iron Man 2, and Sherlock Holmes. It takes significantly longer for your joints to recover than it takes your muscle tissue.

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