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Musculoskeletal Disorders Musculoskeletal conditions include more than 150 diseases and syndromes, which are usually progressive and painful. Can be categorized generally as joint diseases, physical disability, spinal disorders and conditions resulting from trauma. Conditions that have a greater social impact are rheumatoid arthritis, osteoarthritis, osteoporosis, back pain and injuries of the extremities. The use of the term "non-specific musculoskeletal problems" implies that a diagnosis is not established, since the term includes all conditions painful musculoskeletal system.

Musculoskeletal pain are the most common complaint reported in health surveys. Different musculoskeletal pains are a huge variety of different names that reflect the diversity of views and lack of consensus as to its origin. Musculoskeletal conditions are very common and have important consequences for the individual and society. Overall, 50% of the population claims to have suffered musculoskeletal pain in one or more points on the body for at least one week during the last month. Population surveys show that back pain is the most common regional pain among younger adults and middle-aged, while among older people the pain is the most common knee pain. Physical disability prevalence were higher among women than among men, and increases with age: about 60% of women over 75 who live in society indicate any physical limitations. Among people of working age, musculoskeletal conditions, especially back pain and nonspecific pain in general, are a common cause of absenteeism and long-term work disability and, therefore, represent a serious problem for people affected with enormous economic consequences for society.

Among the elderly, rheumatoid arthritis, osteoarthritis and osteoporosis are associated with loss of independence and the need for greater support in the community or admission to a residential care facility. Between 15% and 20% of primary care visits due to musculoskeletal conditions. Many of these people are advised to use the associated medical professions such as physiotherapy, occupational therapy or chiropractic, or specialists such as rheumatologists, orthopedic surgeons or rehabilitation specialists. The total joint prostheses (mainly hip or knee) is one of the most common elective operations for older people in most European countries. Forearm fractures, spine and hip are the ones with major consequences for the health services osteoporosis. Mortality associated with hip fracture is significant.