Health

Smartphones uncover how the world sleeps

A pioneering study of worldwide sleep patterns combines math modeling, mobile apps and big data to parse the roles society and biology each play in setting sleep schedules.

Health

The science behind why you love a weekend lie-in

Sleeping in over the weekend is one of life's great pleasures. Yet some of us are much better at it than others. A teenager is much more likely to emerge from their bed at midday than their middle-aged parents – but even ...

Health

Chill out: disturbed sleep plays havoc with your mood and mind

A poll by Lifeline released earlier this week shows almost two-thirds of Australians reported sleep loss because of stress relating to work or their finances. The findings went largely unremarked, even though a chronic lack ...

Genetics

Study identifies new gene variations associated with heart rate

Through a collaborative genome-wide study on individuals, researchers have discovered 14 new genetic variations that are associated with heart rate. Since heart rate is a marker of cardiovascular health, these findings could ...

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