These lesions grow inside and shut down the trust centers in the brain. Sufferers are overly generous even when they can´t afford it, and are more susceptible to cons.

An irregular nervous system may cause the genitals to be constantly aroused. Orgasms only provide temporary relief – so far there´s no known cure.

This disease shrivels up the part of the brain that controls emotions, particularly fear. Consequently sufferers are unable to experience fear, even when being mugged.

Ross´ syndrome is a neurological condition where eyes react to light more slowly than usual. It also prevents sweating. Sufferers overheat and wear wet clothes to stay cool during exercise.

People believe they are actually dead and hang around graveyards to be with their kind. Electroconvulsive therapy may be an effective treatment for it.

The condition stops the body producing myostatin, which inhibits muscle growth. Toddlers with this condition have six packs and can lift two 5lb weights.

Babies´ bellies don´t fully form in the womb, leaving a small hole. They are born with their intestines outside their bodies – luckily 90 % survive.

These people feel no pain at all. One person walked on a broken ankle all day before noticing. It could be caused by there being too many endorphins in the brain.

Sufferers have too muscle tone and are easily started by loud noises. A surprising bang or clap makes their body freeze and they fall over, like a fainting goat.

An infection of Baker´s Yeast turned a Texas man´s intestines into a brewery. The yeast converted his food into alcohol and got him drunk every day.