exercise

/ˈɛk.sə.saɪz/noun

Physical activity done to keep the body, and sometimes the mind, strong and healthy.

Example sentence

“Daily exercise, even a short walk, improves your mood.”

Caution, judgment, and rights also get exercised, meaning put to use. 'An exercise in futility' means a pointless effort.

Related words

muscleThe body tissue that tightens and relaxes to make animals and people move.healthyIn good physical condition; free from illness.boneThe hard material, built mainly from calcium phosphate and collagen, that forms the skeletons of most animals with backbones.feverA body temperature that rises above normal, usually as a sign of illness.heartThe organ in your chest that pumps blood around your body, long regarded as the source of feelings.headacheA pain felt in the head.