While shoulder pain is often the result of rotator cuff problems, injuries, arthritis, nerve problems, or other orthopedic and muscular issues, it can also signal a dangerous health condition.

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 ...

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 ...

Have you ever taken a photo and seen a mysterious shadow lurking in the corner? People say that eyes can play tricks on us, but what about the times there's visual proof of those tricks? "Photoshop ...

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 ...

India, April 4 -- Losing weight without changes in diet or physical activity may seem harmless, but experts warn it could ...

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 ...

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, ...