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Articles on Heartbeat

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Exploring the interaction between the heart and the brain, known as the heart-brain axis, has shown how heart function changes due to a concussion. (Shutterstock)

Repeated concussions can alter heart activity and impact the ‘heart-brain’ axis

Concussion doesn’t just affect the brain, but the whole body. The interaction of the ‘heart-brain axis’ means that as the brain works to heal its injury, it puts extra stress on the heart.
NFL player Damar Hamlin’s injury during a game on Jan. 2 may have been a heart injury called commotio cordis. Researchers are working on ways to prevent this rare but often fatal sports injury. (AP Photo/Joshua A. Bickel)

Damar Hamlin injury: Was it commotio cordis? How to prevent a potentially fatal blow to the heart in young athletes

Commotio cordis is the result of blunt trauma to the heart, and is one of the leading causes of sudden cardiac death in youth sports. Improvements in protective equipment may help prevent it.
New research indicates that rhesus monkeys show interoception – the ability to sense physiological processes like their own heartbeats. Matthew Verdolivo/UC Davis IET Academic Technology Services

Monkeys can sense their own heartbeats, an ability tied to mental health, consciousness and memory in humans

Researchers used a test designed for babies to show that rhesus monkeys can sense their own heartbeats. The finding opens up important paths of research into consciousness and mental health issues.

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