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Do You Snore? How Sleep Apnea Can Hurt Your Heart

If you suffer from untreated sleep apnea, a momentary stop of breathing occurring repeatedly while you sleep, you could be causing serious damage to your heart. “It’s likely that sleep apnea can cause arrhythmias and heart failure because if you have sleep apnea, you tend to have higher blood pressure,” explains molecular cardiologist David Van … Read More

How Cancer Treatments Can Damage Your Heart

Some people beat cancer, only to learn that the powerful chemotherapy drugs or radiation treatments that saved their life caused lasting damage to their heart. Why you need a cardio-oncologist if you have cancer The anthracyclines—doxorubicin in particular—are among the most common cardiotoxic chemotherapy agents. Cumulative doses can cause heart failure or cardiomyopathy any time … Read More

Heart Disorder May No Longer Keep Kids Out of Sports

For kids with a heart rhythm disorder called long Q-T syndrome, or LQTS, sports are not usually an option. That may change soon. A new study finds playing competitive, organized sports may be safer for these children than originally thought. Researchers studied more than 100 children with LQTS, a rare inherited arrhythmia disorder that affects … Read More

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Lower Your Risk of Arrhythmia: Don’t Put Food in Plastic

Bisphenol-A (BPA) is one chemical many Americans don’t want in their plastic bottles and food packaging. But the alternative, found in many “BPA-free” products, may not be much safer. What’s so bad about BPA? Research shows that BPA from plastic containers can leach into food and beverages (and then into human bodies). That’s bad because … Read More

Sports Beat: Is Your Heart Murmur Serious? (Video)

It’s your physical and your doctor is coming at you with a cold stethoscope, ready to listen to your heart. But what does your heart have to say? Potentially, a lot. Comprised of four chambers and four valves, one of the heart’s most important jobs is to keep blood flowing in one direction. The valves … Read More

Abnormally Rapid Heartbeats May Be Present at Birth (Video)

The heart’s electrical system conducts electrical impulses between the upper and lower chamber to keep the heart beating regularly and pump blood through our bodies. However, as with any electrical system, sometimes things don’t work exactly as they should. Occasionally a pathway that isn’t normally there is formed, which basically creates an electrical “short circuit” … Read More

How Black Licorice Can Make Your Heart Jump

If your heart skips a beat every time you think about treating yourself to black licorice — it may know something you don’t. If you eat too much of it, your heart actually may skip a beat or two, or even more. Though it happens rarely, black licorice can cause an irregular heartbeat in some … Read More

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It’s True—We Can Be ‘Scared to Death’

In this month of Halloween, we look forward to scary movies and haunted houses, and we often use the term “scared to death” to describe our response. The truly scary thing is that this phenomenon, while rare, can happen. Intense emotion can trigger a heart attack in susceptible individuals. But even people without an underlying … Read More