The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Dr. Robert Califf answers the question: 'Avoid Shift Work After A Heart Attack?' — -- Question: Should I avoid shift work after a heart attack? Answer: Some people with heart disease, or their ...

A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...

That little number on your fitness tracker might be more important than you realize. Your resting heart rate isn’t just some random vital sign. It’s essentially a window into how efficiently your ...

Dr. Charanjit Rihal answers the question: 'Driving Trucks After A Heart Attack?' — -- Question: Can I continue working as a truck driver after a heart attack? Answer: If you're a truck driver, or ...

A man has lived for more than 100 days with an artificial maglev heart working inside his chest. In a landmark moment, he was discharged earlier this year, becoming the first person in the world to ...

That's because veggies and fruit are loaded with a lot of nutritional density per bite. Bananas and sweet potatoes deliver potassium, a key mineral for heart health. Cruciferous veggies may help ...

CHICAGO — One person’s used pacemaker is another person’s treasure. A program to refurbish used pacemakers could expand access to the lifesaving devices. In a clinical trial of nearly 300 people, ...