Sam has not felt like himself lately. He doesn't feel like doing any of the things that he would normally do, like piano and guitar. What is wrong with Sam and what can he do to help himself want to do those things again?

Which of the following defines scoliosis? a. a posture disorder characterized by the shoulders being rounded and the back hunched b. a posture disorder in which the spine curves up the back like a snake c. a posture disorder characterized by excessive curvature or arch in the lower back d. none of the above