A nurse is teaching a client who has osteoarthritis of the hip and knee about self-management of the disease. Which statements should the nurse include in the teaching? Select All That Apply.

"Apply heat to your joints to alleviate pain."

Use a firm mattress for sleeping."

"Sleep with a pillow under your knees."

"Avoid bending your joints to the point where they become painful when exercising."

"Take tub baths instead of showers."