One of my flatmates at university frequently demonstrates to us an amazing phenomenon. If you take a blunt object, such as a chopstick, you can write her name on the skin of her back. Within a few ...

Urticaria that results from the pressure of using a dull object to stroke the skin is called “dermatographism,” which literally means the ability to write on the skin. Also referred to as ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...