The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is ...

The FDA has updated labels on the top two COVID-19 vaccines to warn of a rare heart side effect, mostly seen in young men.

What the heart is made of: Heart muscle tissue, also called cardiac muscle tissue. What makes the heart beat: Electrical signals. Average resting heart rate: 60 to 100 beats per minute (in adults) ...

Unlock the secrets to building stronger, more defined pecs. This guide covers the best exercises and a deep dive into the anatomy of your chest muscles for optimal growth.

A new study found that cannabis users are 29% more likely than nonusers to develop Acute Coronary Syndrome, which can lead to ...

If you're weightlifting and your muscles are getting bigger, does that mean they're also becoming stronger? Trainers explain whether there's a correlation.

Every night, millions of people stop breathing without knowing it. Not once, but sometimes hundreds of times. Their remedy? A ...

The cerebrum, especially the cerebral cortex, has long been thought to be the important part of our brain. However, the ...

The night of March 16 was like any other for Bartlett police Sgt. Chris Johnson. Right until the chest pains started. “It was ...

Intensive exercise- and sport changes the heart of an athlete. Research led by Amsterdam UMC shows that the hearts of female athletes have different characteristics than those of male athletes.

Dr. Mark Vessely from Mercy Medical Center joins Jenyne for a conversation about atrial fibrillation for 'AFib.' ...

Former Grey’s Anatomy star Eric Dane has opened up about his struggle with ALS (amyotrophic lateral sclerosis, also known as Lou Gehrig’s disease) after revealing his diagnosis in April.