Osteoarthritis is a common disorder of the joints that affects more than 2 million people in the UK, and studies suggest that this number will double in the next 20 years. The condition is strongly associated with ageing and is believed to affect up to 30% of people over 60 years of age. There are a number of misconceptions surrounding osteoarthritis and this, combined with the lack of effective drug treatments, often leaves patients dispirited and...