12 Diseases Which Are So Mysterious Even Doctors Couldn’t Explain Them

5Nodding disease

A neurobiological disease which originated in Sudan in the 1960s. The ailment usually only affects children and is characterized by random head nods and malnourishment. Doctors believe the disease is viral and yet haven't vein able to conclude what exactly leads to this.

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6Sweating sickness

This condition was first discovered in England in the late 1400s. And since then there have been widespread cases of sweating sickness over centuries and doctors and medical practitioners could never agree on the cause of this disease. It is mysterious and would spread in a few hours and the person suffering from it can die on just a day. Symptoms include sweating excessively and shivering.

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7Foreign accent syndrome

A very curious speech disorder which might make people think you're faking an accent. It usually results from a stroke or intense migraines. This ailment leads people to develop weird speech disorders and gives them a bizarre accent.

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8Argyria

If you thought Argyria is just a myth or something made up for the movies, think again. Argyria gives a person a peculiar silver-blue hue which seems impossible to believe. This is caused by the built-up silver sediment in one's body and nobody knows how exactly it can be cured.

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