Norma asks for information about osteoarthritis. Which of the following statements about osteoarthritis is correct? Osteoarthritis is rarely debilitatingOsteoarthritis is a rare form of arthritis Osteoarthritis is the most common form of arthritisOsteoarthritis affects people over 60 Explanation. Osteoarthritis is the most common form of arthritis and can be extremely debilitating. It can afflict people of any age, although most are elderly.