This reads like an episode of the X-files…
Fifty-two year old Cheng Shunguo from Wuhan city, China, stunned doctors when his sweat turned green.
Apparently it all started in November but hasn’t felt any kind of discomfort so far:
“I noticed that my underwear and bed sheets were all green, and even the water in the shower,”
He eventually decided to seek medical attention and baffled doctors at the hospital when they cleaned his turned a piece of white gauze green within minutes.
They carried out blood tests but have yet to find any abnormality.