An exercise physiologist and a physical therapist offer some basic tips to help you maintain proper running form on any terrain.

Your Head

“You want to have your ears in line with your shoulders.”

Your Shoulders

it’s crucial to open up your shoulders while you run. You should pull them back, almost like you’re squeezing a pencil between your shoulder blades,

Your Torso

“You always want to keep a tight core while running—it’ll prevent you from going too far forward or too far backward