Scientists have called sleep screams an early sign of dementia and Parkinson's disease.

A recent study has shown that abnormal behavior during REM sleep can be an early sign of diseases such as dementia and ...

Yelling in sleep could be early sign of dementia, Parkinson’s disease, South Korean study shows

They found patients tended to show marked loss of cognitive functions. Read more at straitstimes.com. Read more at ...

Scientists warn this sleep habit could be early sign of dementia

Some people who act out their dreams, screaming, laughing and even getting violent during sleep, may develop dementia in ...