For older adults, naps may be a warning sign of underlying conditions or declining health, according to a new study.

When you think about evolution, what comes to mind? Certainly, things like opposable thumbs are one factor here; so too is ...

Add Yahoo as a preferred source to see more of our stories on Google. According to the World Health Organization (WHO) an estimated 57 million people worldwide are living with dementia. Image credit: ...

A large study has revealed that a common night-time complaint could act as an early warning sign for dangerous hypertension, ...

Feeling sleepy during the day could signal a more serious issue for some groups. A new study published in the journal Neurology revealed a possible connection between daytime sleepiness in older ...

As we age, we think we’re supposed to outgrow nightmares, but, according to WebMD, between 2% and 8% of the adult population suffer from them. Some might associate the dream world as fiction, while ...

A recent study has shown that readers’ eye gaze behaviors are strong indicators of words that are unexpected, new, or difficult to understand. The study by Rain Bosworth, an assistant professor and ...