Osteoarthritis is an illness during which cartilages in the end of the bone are breaking, this causes joint swelling and pain in patients. There are no exact causes of disease found, but mostly osteoarthritis forms due to injury, secondary arthritis conditions, due to age or obesity.
- ↑ NHS. NHS Choices: Osteoarthritis. 27/4/15 [Cited 5/12/16]; Available from: http://www.nhs.uk/Conditions/Osteoarthritis/Pages/Introduction.aspx#causes