A learning disability is a general term that describes specific kinds of learning problems that cause a person to have difficulty acquiring certain skills. The skills most often affected are reading, writing, math, listening, speaking, and reasoning.
Osteopenia usually has no symptoms. There is no pain or any other sign to signal that the bone is becoming thinner, although there may be incidences of frequent fractures as the bones tend to become fragile and soft.
Osteoarthritis Overview. Osteoarthritis (OA) is caused by aging joints, injury, and obesity. OA symptoms include joint pain and stiffness. Treatment depends on the affected joint, including the hand, wrist, neck, back, knee, and hip, and involves medication and exercise.he most common symptom of osteoarthritis is pain in the affected joints after repetitive use. Joint pain is usually worse later in the day.