Health

Managing migraines in the summer

Severe weather conditions are enough to give anyone a headache, but temperature fluctuations are even more problematic for migraine sufferers.

Neuroscience

Neurotransmitter orexin influences pupil size, research shows

The way the brain regulates pupil size is different from previously thought: fundamentally responsible is the neurotransmitter orexin, as researchers at ETH Zurich have now shown. This discovery could well alter our understanding ...

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