He strained ligaments in his left hip and is questionable for the Washington game.
Holding your spine in an unnatural position or bending the wrong way can strain the muscles and ligaments that support it, leading to back pain.
The impact reinjured O'Brien's right thumb, which has strained ligaments and a chip fracture.
Too much exercise or a sudden, wrong move that strains muscles or ligaments is often the culprit.
Eboué missed some time last month after straining ligaments in his left knee in an international match against Gabon.
Cameron refuses to acknowledge he is ever ailing, but he already has strained ligaments in his right hand.
But the new combination was upset when Anderson strained ligaments in his left knee during the loss to Seattle on Dec. 20.
Before leaving for Rostelecom Cup, she strained ligaments around her ankle joint and finished 9th at the event.
Witt has strained ligaments in the elbow and he expects to pitch with the pain for the rest of the year.
"She strained ligaments in her right knee after tripping over the spelling of her name."