Variations in sleep timing were associated with cognitive performance including delayed verbal memory and worse processing speed.

Blue light, a type of light emitted by electronics like televisions, smartphones, laptops and many bright lightbulbs, can ...

There are a number of reasons why alcohol should be avoided a certain time before heading to bed, experts have said, and it ...

Adolescents who sleep longer and better than their peers perform better in cognitive tests, according to new research ...