Four cups of coffee a day keeps the heart doctor away for the elderly

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By: IANS | New Delhi |
Published: June 23, 2018 11:48:35 am


Caffeine intake in the elderly helps improve heart health. (Source: Thinkstock Images)

Drinking four cups of coffee daily might be a healthy addiction, especially in older adults, as it can enhance the function of heart cells as well as help recover from heart attacks, say researchers. The study, conducted on mice showed that coffee promotes movement of a regulatory protein into mitochondria — cell powerhouse — which then enhances their function to protect cardiovascular cells from damage. The protein called p27, an inhibitor of the cell cycle, was present in mitochondria in the major cell types of the heart.

In these cells, mitochondrial p27 promoted migration of endothelial cells, protected heart muscle cells from cell death and triggered the conversion of…

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