Nature.com July 22, 2026 • 19:07

The heart has a ‘little brain’ — and it protects against stress - Nature

A subset of cardiac neurons keep the heart from malfunctioning in stressed mice.

One set of neurons helps the heart (pictured, heart of a mouse) to keep beating steadily and another set buffers the heartbeat against acute stress.Credit: Steve Gschmeissner/Science Photo Library
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The heart has a ‘little brain’ — and it protects against stress - Nature

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