Caspar’s nightmare

Rebecca Marling Barrie on how a single hazelnut almost killed her son, and the over-the-counter remedy that could have spared them a day of horror.

Brainwashed

Mental illnesses are caused by chemical imbalances in the brain, right? Wrong, says Craig Newnes.

A healthy state of denial

Eminent American writer Michael Kinsley explains why he has spent the past eight years pretending not to have Parkinson's.