17 Weird Medical Conditions That You Wouldn’t Believe Actually Exist

You probably know a couple of common diseases that you either have personally experienced or have been experienced by somebody else. However, the name of the diseases that you know is probably just the tip of the iceberg of the total number of diseases in the world; there are even some medical conditions that are too rare that doctors and researchers are still working on finding out the cure or even the cause of it. The following are the most bizarre medical conditions that you wouldn’t believe exist:

Jargon Aphasia

Jargon aphasia is a medical condition in which patient’s speech are not understandable, but it seems to the patient what he or she is saying is grammatically correct. Sometimes the words get substituted with other words that are similar in sound like cloc

Capgras Delusion

The Capgras delusion is a disorder in which a person holds a delusion that a friend, spouse, parent, or other close family member has been replaced by an identical-looking impostor. Cases in which patients hold the belief that time has been "warped" or "substituted" have also been reported.

Paris Syndrome

Paris syndrome is a transient psychological disorder encountered by some individuals visiting or vacationing in Paris, France or elsewhere in Western Europe. People with this condition suffer some psychiatric symptoms such as acute hallucinations, feelings of persecution, depersonalization and anxiety.

Mary Hart Syndrome

Mary Hart syndrome is a name given to the medical condition suffered by patients who are proven to be afflicted with an epileptic seizure caused by the voice of celebrity Mary Hart, co‑host of the weekly syndicated news magazine program Entertainment To

Laughter-induced Syncope

This medical condition is a case of syncope caused directly by laughter. The common scenario involves episodes of fortuitous laughter, sometimes followed by a short prodrome of lightheadedness, facial flushing, and dizziness, followed by an episode of definite syncope.

Rapunzel Syndrome

The Rapunzel syndrome is an extremely rare intestinal condition in humans resulting from eating hair (trichophagia). The syndrome is named after the long-haired girl Rapunzel in the fairy tale by the Brothers Grimm.

Parry-Romberg Syndrome

Parry–Romberg syndrome is a rare neurocutaneous syndrome affects patient’s facial features by progressive shrinkage and degeneration of the tissues beneath the skin, usually on only one side of the face but occasionally extending to other parts of the bod


One of the worst nightmares that a normal person could undergo is to have his sense of taste altered, for him/her to not enjoy the best meal that he/she once tasted; a condition that is called Dysguesia. This can be caused by different drugs that alter a person’s sense of taste. Treatment could range from artificial saliva, zinc supplementation and/or alteration in the drugs prescribed to you. Another reason not to take unprescribe drugs, kids.

Alien Hand Syndrome

Would it be scary, when you can’t control any of your limbs? Like another person is controlling it? There is a rare disorder that a person’s hand moves on its own, there is even a movie named after it – the name of the neurological disorder is “Alien Hand

Fregoli Delusion

A person can have a condition where he can see different faces on the same person; this is a scary disease where everyone you know will become a stranger to you. A movie was based on this condition called Fregoli Delusion which could be a side-effect from lesions on the brain – you could get it through severe trauma to the head.

Exploding Head Syndrome

Another nightmare disease is the Exploding Head Syndrome where the sufferer experiences very loud noises in their head after falling asleep for minutes – it may be like you are in a war zone or having your very own earthquake inside your head; there has b


Be careful with your head folks, especially your cerebrum because if it is somehow damaged you can suffer from Dyschronometria, it is a condition where a person can have a distorted perception on time – a person can no longer hold or maintain a pattern of


Ever wonder why people go crazy over a band or person on stage, like the beatles? Well, the first recorded case was in Berlin in the 40s where an artist named Frans Liszt induced “Lisztonmania”; apparently Beatles were not the first to do it afterall.

Stendhal Syndrome

Apparently having rapid heartbeat, confusion and/or fainting when experiencing an art masterpiece is not actually falling in love, it could be a condition called the Stendhal Syndrome – so be careful artlovers.

Human Werewolf Syndrome

Some men find it hard to grow hair anywhere in their bodies, even a simple beard – but not people having a condition called hypertrichosis, also called the human werewolf syndrome. They may literally look like a werewolf since almost every part of their b


A more riveting disease is called Trimethylaminuria where a person may smell like fish; this condition is very rare, but there is also no known treatment or cause of such disease.


Have you ever seen the movie “The Curious Case of Benjamin Button”? Well, there is actually a rare disease similar to the movie counterpart where the child may look like an aged man – it is documented to occur only very remotely (1/8,000,000).