Harvard Heart Letter

Gut reaction: How bacteria in the belly may affect the heart

A better understanding of the gut microbiome may herald novel ways to prevent artery-clogging plaque. The trillions of bacteria dwelling deep inside your digestive tract play a key role in your health. Collectively known as the gut microbiota, these microbes not only assist with digestion, but also make certain vitamins, break down toxins, and train your immune system. Over the past decade, scientists have uncovered compelling connections between different types of…

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