Unexplained right shoulder pain could be a sign of liver cancer due to referred pain from the liver, according to experts.

Add Yahoo as a preferred source to see more of our stories on Google. Doctors say that unintentional weight loss of more than 5% of body weight within six to 12 months is concerning. (Getty Images) ...

You’ve spotted another unexplained purple blotch on your thigh. Or maybe you’ve noticed your shins look like a connect-the-dots puzzle of bruises in various healing stages. If you’re constantly ...

Historical observations from an observatory in Germany have now independently verified evidence for brief, mysterious flashes ...

If you’ve ever noticed a sudden drop in weight after an illness, you’ve experienced unintentional weight loss fluctuation. But if you can’t point to something that may have caused the change on the ...

NASA’s Unexplained Files Season 6 continues to focus on many of NASA’s intriguing missions. It explores different mysterious sightings of flying objects by utilizing NASA’s space mission footage and ...

Yale researchers have shown that placental examination resulted in the accurate pathologic determination of more than 90% of previously unexplained pregnancy losses, a discovery that they say may ...

Our bodies often communicate when something is not right, but the signals are not always loud or dramatic. Sometimes they appear as small, persistent changes in weight dropping without any effort, a ...

No one can say for certain what UFOs actually are, but a former director of the CIA said some of the recently unexplained phenomenon "might ... constitute a different form of life." Speaking on a ...

A new Netflix docuseries that breaks down eight seemingly inexplicable tales of ghost hauntings, alien encounters and mysterious disappearances shot up Netflix's most-watched show chart last week, ...