Exercise affects the heart in a hidden, powerful way by rewiring nerves, study finds
Fox News
New research suggests regular exercise may reprogram the nerves that control the heart, potentially improving treatment for irregular heart rhythms and chest pain.
Deirdre Bardolf is a lifestyle writer with Fox News Digital.
The study, which looked at lab rats trained over 10 weeks, found that moderate exercise does not affect the heart’s nerve control system evenly. Instead, it produces distinct and opposing changes on the left and right sides of the body — a split researchers say has gone largely unnoticed until now.
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