Medical research

Researchers find how stress and the circadian clock affect sleep

A Nagoya University-led research team in Japan has found a new neural pathway that links the circadian clock, stress, and wakefulness in mammals. The team identified a neuron, called the corticotropin-releasing factor (CRF) ...

Psychology & Psychiatry

How to cope with a complicated winter amid COVID-19

The upcoming holiday season will be challenging for many Americans. The coronavirus pandemic is surging—California recently surpassed 1 million known cases—as quarantine fatigue grows. Shorter and colder days are coming, ...

Neuroscience

How the brain's inner clock measures seconds

UCLA researchers have pinpointed a second hand to the brain's internal clock. By revealing how and where the brain counts and represents seconds, the UCLA discovery will expand scientists' understanding of normal and abnormal ...

Neuroscience

Circadian rhythms help guide waste from brain

New research details how the complex set of molecular and fluid dynamics that comprise the glymphatic system—the brain's unique process of waste removal—are synchronized with the master internal clock that regulates the ...

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