Popsugar Fitness Fitness Tips Mobility Exercises to Help Boost Your Joint Health Add Mobility Training to Your Warmup and Boost Your Joint Health With These Exercises September 5, 2020 by Victoria Moorhouse View On One Page Photo 2 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Crescent Stretch Standing with one leg forward and one leg back, reach your hands up and back coming into a slight back bend, stretching your back leg's hip flexor. Repeat on the other side. Previous Next Start Slideshow Fitness TipsHealthInjury PreventionWarmup Exercises