Ask the expert: Maryland cardiologist shares tips to maintain healthy heart

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The World Health Organization has labelled cardiovascular diseases as the leading cause of death worldwide. In 2019, an estimated 32% of deaths were linked to heart disease. Dr. Shaundel Knights, a practitioner of naturopathic medicine and founder of Nirvana Holistic Medicine in Maryland, shares tips on how to maintain a healthy heart with VOA's Linord Moudou.