Motivation is the key to keeping you primed to keep pushing heavy weight in the gym. And what better motivator is there than music? We asked the experts—our dedicated Muscle & Fitness fans—what workout songs makes their heart rate rise and gets them pumped to hit new PRs, and you answered. If you prefer hip-hop beats to get your muscles primed for a full-on assault, here are 25 rap songs for your workout playlist. 

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