What is arthritis?

Arthritis is a common condition that causes pain and inflammation in a joint.

In the UK, more than 10 million people have arthritis or other, similar conditions that affect the joints.

Arthritis affects people of all ages, including children.


Common causes of arthritis include:

  • wear and tear of cartilage in joints
  • metabolic abnormalities- there is imbalance of many chemical substances in the body
  • infection (bacterial or vral)
  • autoimmune disease- the body mistakenly fights its own cells
  • injury.

Risk factors include:

  • family history
  • obesity
  • age - increases with age
  • gender - women are more likely to develop arthritis.

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