Mindful Moments

A collection of quotes, insights, tips, and personal updates from Mary Oppermann.

The Healing Power of Laughter

Does enjoyment and laughter really help your heart? There’s been much speculation. Researchers now have an answer. Background The endothelium, the inner lining of the arteries, plays an important role in the fight against cardiovascular disease. It regulates blood flow by controlling when the blood vessels expand and contract. In addition, the endothelium also secretes chemicals, such as nitric oxide, that inhibit inflammation (a key step in the formation of dangerous arterial plaque that can trigger heart attacks or sudden death) and blood clotting (a cause of many heart attacks). Mental stress is known to be harmful to the endothelium. Blood vessels tighten in stressful situations, and che

​© 2020 Mary Oppermann

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