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.
Symptoms of Osteoarthritis: Introduction. The types and severity of symptoms of osteoarthritis vary between individuals. At the onset of the disease, the symptoms of osteoarthritis can be vague and develop slowly. Many people may have no symptoms in early stages. As osteoarthritis progress, joint pain occurs. Joint pain progresses in severity over time and can lead to difficulty moving, immobility and disability.