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From your core to your calves, this routine will build muscle.
3 moves are all you need.
Work your calves, quads, and hamstrings to exhaustion.
Attack your glutes, hamstrings, and quads.
Perfect for an early-morning session or mid-afternoon pump.
Bulletproof your joints and become a better runner.
Carve 30 minutes out of your day to blast your biceps, legs, and abs.
Hit your quads and hamstrings hard—and keep them flexible.