A good warmup is key for running, according to Romanov. He suggests prepping by doing … See more

Morris says the primary muscles used during running are the glutes, hamstrings, quadriceps, hip flexors, calf muscles, and core muscles. Since you need to move your arms and u… See more

As with any exercise, talk with your doctor before beginning a new routine, says Scott. That’s especially the case if you have cardiovascular issues, joint … See more