Hallux valgus
A bunion is the result of a deformity inthe joint of your big toe. The exact cause isn't clear.
However, possible causes may include:
These are discussed below.
If other members of your family have bunions, your risk of developing them is increased. However, this doesn't meanyou'll definitely develop bunions.
The types of arthritis thought to cause bunions are:
Arthritis in the toe may also develop as a result of a bunion.
These include neuromuscular conditions, such as cerebral palsy, and connective tissue disorders, such as Marfan syndrome.
Poorly fitting shoes can contribute to the development of bunions. Bunions are rare in populations that don't wear shoes.
Wearing shoes that are too tight and don't fit properly is likely to make an existing bunion worse.
Shoes that are too tight may rub against your big toe joint. High-heeled shoes that are too tight will squeeze your feet, causing your big toe to remain in a bent position. This can stretch the toe, put pressure on the nerves around it and lead to pain.
High heels also push most of your body weight forwards onto the front of your foot, which places considerable strain on your toe joints.
A bunion is a bony deformity of the joint at the base of the big toe.
A bunion is the result of a deformity in the joint of your big toe. It is not clear exactly why this happens.
Bunions may only need to be treated if the deformity is severe and you experience significant pain and discomfort.
Bunion surgery can sometimes cause further problems, as can leaving bunions untreated.
Jo Burland, a teacher from Finchley, north London, was 15 when she first noticed some bumps had appeared on her feet. At the age of 34, she had an osteotomy.