What is Atrial Fibrillation?

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If you're over 60 and want to stay sharp, active, and independent as you age, you’re in the right place. On this channel, geriatrician Leslie Kernisan, MD MPH, breaks down complex health topics into clear, practical steps you can take based on the best of geriatrics and aging science. From understanding medications and memory changes to improving nutrition and preventing falls, every video helps you age with clarity and confidence. To get weekly tips directly from Dr. K, sign up for her free newsletter below. Supporting an aging parent or relative? Check out Dr. K’s companion channel, Helping Older Parents, where she shares videos specifically about caregiving and eldercare. Disclaimer: All content is for educational purposes only and is not a substitute for personalized medical advice.