Blisters are bubbles of fluid that appear on your skin. Though these fluid-filled sores may be tempting to pop, dermatologists usually advise against it. However, there are some special cases ...

Sharon Portingale, 50, woke up surrounded by fluid with a blister on her leg after taking a hot water bottle to bed. Nearly two years on, Ms Portingale, from Aberdare, Rhondda Cynon Taf ...

A day or two later a rash develops as a band or patch, usually on one side of the body, such as the torso, arms or legs - or ... "The blisters are filled with a clear fluid and crust over after ...