Although risk factors often influence the development of cancer, most do not directly cause cancer. Some people with several risk factors never develop cancer, .
Around 10,300 people are diagnosed with bladder cancer every year in the UK. It is more common in older people. Most people with bladder cancer are over 60 .
Bladder cancer is caused by changes to the cells of the bladder. It's often linked with exposure to certain chemicals, but the cause isn't always known.