Related topics: sleep apnea · children · sleep disorders · brain · memory

Elephant seals take naps while diving

(PhysOrg.com) -- A new study may have solved the long-standing question of how elephants sleep during their long migrations at sea, when they can be away from land for up to eight months.

Fruit fly sperm makes females do housework after sex

The sperm of male fruit flies are coated with a chemical 'sex peptide' which inhibits the female's usual afternoon siesta and compels her into an intense period of foraging activity.

'Space headaches' come out of the blue

Researchers are calling for space headache to be established as a new secondary disorder after carrying out a study of 17 astronauts, published in the June issue of Cephalalgia.

A good night's sleep protects against parasites

Animal species that sleep for longer do not suffer as much from parasite infestation and have a greater concentration of immune cells in their blood according to a study published in the open-access journal BMC Evolutionary ...

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