Sleep and heart healing | Liver-brain communication | Characterizing sensory nerves

National Institutes of Health (NIH) sent this bulletin at 11/26/2024 02:00 PM EST

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November 26, 2024 Edition

Mature Latino man sleeping peacefully in bed.

How sleep leads to healing after heart attack

Scientists found that after heart injury, immune cells called monocytes travel to the brain and trigger a deep sleep that promotes recovery in both mice and people.

Young man eating pizza from a refrigerator at night.

Liver-brain communication affects eating patterns and obesity

Disrupting the liver’s circadian clock genetically or with a high-fat diet altered eating patterns in mice.

Illustration of nerves and spinal cord on a photo of a man touching his back.

Characterizing what human sensory nerves can sense

Researchers analyzed gene activity in different human sensory nerve cells to predict which would respond to stimuli such as heat, cold, and pressure.

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