Smile Mask Syndrome is a psychological disorder in which subjects develop depression and physical illness as a result of prolonged, unnatural smiling. First described in Japan in 1983, this is attributed to the great importance placed on smiling in the Japanese service industry.
Photo : Chris Bradley / wikipedia
It is possible to only have high blood pressure in the doctor’s office and it is called “White Coat Syndrome”.
Sneezing when you look at a bright light is caused by a genetic reflex called Autosomal Dominant Compelling Helio-Ophthalmic Outburst Syndrome – which is also known as its abbreviation, ACHOO.
There is a disease called “Sudden unexpected death syndrome” where the heart of a seemingly healthy adult just stops for no reason.
Phantom vibration syndrome or phantom ringing is the perception that one’s mobile phone is vibrating or ringing when it is not ringing.