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 ...

When most people think of heart health, they imagine cardio exercises, nutritious meals and regular doctor visits. Yet, few would suspect a link between their heart and calf muscles. Surprising as it ...

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 ...

When developing longevity is your priority over one-rep maxes and timed-run events, consider the three most important “organs” on which to focus your training: heart, lungs and legs. The combination ...