Step 1 : Introduction to the question "If an elderly lady was complaining of stiffness and swelling in her joints, from which of the following is she most likely to be suffering?"
...Arthritis is a common condition with around 10 million suffers in the UK. It is more common in people over 50 but can affect younger people. Although there is no cure, treatments include painkillers and anti-inflammatory drugs and, in severe cases, joint replacements.