Popsugar Fitness Workouts How Do I Treat Sore Calf Muscles? Loosen Up Your Tight, Painful Calves With These 6 Simple, Expert-Approved Stretches April 14, 2019 by Maggie Ryan View On One Page Photo 4 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Dynamic Stretch: High Knees Run in place while lifting your knees to the level of your waist. Engage your abs as the knee comes up. Pump your arms to warm up your upper body. Previous Next Start Slideshow WorkoutsStretchesDOMSInjury Prevention