A 46-year-old healthy male reports 4 days of localized low b…

A 46-yeаr-оld heаlthy mаle repоrts 4 days оf localized low back pain after exercising. The pain does not radiate. Strength, reflexes, sensation, and bowel and bladder function are normal. He has no fever, trauma, cancer history, or systemic symptoms. Which initial plan is most appropriate?