 Are heart palpitations dangerous? A doctor answers, and explains what palpitations are and why your heart seems to skip a beat.
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 Q: My mother had a stroke and now she can’t speak or write, but she can respond to questions by nodding “yes” or “no.” What is causing this? Will she be able to speak again? What can I do to help her?
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Inflammation has been connected to heart disease, stroke and cancer. But what is inflammation? How do you know if you have it? How is it measured or tested? And what should you do about it? A family doctor answers.
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Healthy, working men who take naps are less likely to die of heart-related causes than those who don’t, suggests a study.
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Why are heart attacks are more likely to happen in the morning? Is that even true? A doctor explains.
A doctor explains the facts about plaque in your blood vessels—what it is and whether it's curable or treatable. Learn heart-healthy practices to prevent clogged blood vessels and reduce plaque.
6 deadly mistakes—and how you can avoid them
Proven ways to lower cholesterol without drugs, through diet and nutrition: advice from a registered dietitian. Plus: What are HDL and LDL cholesterol—and which one are you supposed to be lowering?