University of Virginia scientists discover new cell organelle called "hemifusome" that helps manage cellular recycling.

Medically reviewed by Jeffrey S. Lander, MD Heart sounds are the noises made as blood moves through the heart with each heartbeat. When the heart valves close, they make a distinct lubb-dupp sound.

1. Fatigue. Significant changes in your energy and tolerance for physical activity can be an indication of an impending heart attack. “It’s different from regular tiredness because it’s the ...

In adults, a typical resting heart rate is 60 to 100 beats per minute, but structural or electrical disorders of the heart can cause it to rise or fall. Medications, a lack of sleep, and stress ...

A man had heart attack symptoms on a flight. A cardiologist and a pocket-sized tool on board may have helped save his life By . Taylor Galgano. PUBLISHED May 18, 2025, 7:00 AM ET.

Let's say you want to use the white heart emoji in an email you're sending through your MacBook. Tap the writing field and then press the Globe or Fn key on your keyboard, plus E, to access the ...

Your heart keeps you alive and well, and protecting its health should be a top priority. Here are 18 heart-healthy snacks and drinks.

Some might say that the heart emojis are the OGs of the emoji library—a founding father of sorts. They’re versatile, useful, sweet, and there are literally over 20 to choose from so there’s ...

Even a mild case of COVID-19 can have lasting effects on your heart. Once you feel better after you’ve had the virus, use this information to make sure your heart stays healthy after your recovery.

The connection between oral health and heart disease underscores the need to treat oral care as a foundational part of preventive medicine. By brushing up on good habits, individuals can protect ...