Imagine living with a water allergy. Yes some people have a water allergy. It sounds totally weird but it is true. For such people even sweating is a problem. Also known as aquagenic urticaria this is a strange condition considering the fact that the human body is made up of 60 per cent water. If you have this allergy you will break out in itchy hives after your skin comes into contact with water. It is particularly bad for your neck arms and upper trunk of the body. This is a very rare condition and anything from rain to tears