Neuroscience

Researchers find new sleep-promoting brain cells

Johns Hopkins researchers report the unexpected presence of a type of neuron in the brains of mice that appears to play a central role in promoting sleep by turning 'off' wake-promoting neurons. The newly identified brain ...

Sleep disorders

Diagnosing sleep apnea

Dear Mayo Clinic: Based on my snoring and from everything I've read, I think I may have sleep apnea. But I don't want to spend a night at the hospital for sleep testing. Is there an easier way to know if I have sleep apnea? ...

Health

The statistics of human sleep

When Yogesh Lad traveled halfway around the world to pursue a master's degree in systems engineering at Missouri S&T, he never imagined he would be spending so much time with biologists.

Neuroscience

The secret connection between anxiety and sleep

You may have experienced sleepless nights when you were anxious, stressed or too excited. Such emotions are well-known to affect wakefulness and can even cause insomnia, though the underlying mechanisms in our brain have ...

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