Returning to a full life after a serious illness is often a much bumpier journey than most people imagine. Here in part two of a special series on rehabilitation, we examine why patients aren’t receiving the physical therapy they so often need.

It’s taken almost 40 years to develop a drug targeting one of the most commonly mutated cancer genes. Its arrival last year heralds a new direction in tackling some of the world’s most deadly cancers affecting the lungs, bowel and pancreas. More are on the way.