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During development, regional dips in oxygen levels serve as a signal that triggers the coordinated growth of heart muscle and coronary vessels, according to a study led by researchers at Weill Cornell Medicine. The findings, published online in the Proceedings of the National Aca

For many older adults with heart disease, age is a significant factor in treatment decisions. But a new Yale–led study published in the Journal of the American Geriatrics Society suggests that overall health, function and medical conditions may be more important than age alone wh