Boasting the same musclekneading benefits as a deep tissue massage, foam rolling boosts blood flow to your muscles, reduces inflammation and improves range of motion. It’s based on the principle of myofascial release: the freeing up of your fascia (the thin connective tissue that holds everything in place) to reduce stiffness and improve mobility. However, when you don’t know what you’re doing, that dusty roller in the corner of your room can look like an intimidating bit of kit.