Callas was not well, tracheitis had set in, and her muscles were probably already giving way.

Pain shot up his back, muscles gave way, feet scraped over the surface of the ledge on which he stood.

His muscles were giving little twitches, as if he had just finished a marathon run.

Just a tiny muscle jumping at the corner of his jaw gave anything away.

Weak muscles will give you a flabby shape and bad posture.

Having strong hip, pelvic, and abdominal muscles also gives you more back support.

Limber muscles are key to preventing injury and will give you a better stride.

Below the knees, from favoring the soles, the muscles were giving me hell.

His muscles gave him a false sense of invulnerability, so he probably had no fighting skill, either.

My big male muscles gave me more speed than Threnody had now.