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

Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

Heart Fights Cancer: According to new research, this continuous heartbeat not only helps in maintaining life, but it can also protect from dangerous diseases like cancer. Heart and cancer: a new study ...

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 ...

I can feel my heart beating quickly when I’m feeling anxious or stressed. What can I do about it? Is this normal? You can slow a rapid heart rate, caused by anxiety and even cardiac arrhythmias, using ...

Cancer cells travel through the blood like restless seeds, searching for places to take root. Yet one organ they almost never ...

For the first time ever, surgeons at National Taiwan University Hospital (NTUH) successfully performed a heart transplant in which the donor organ never stopped beating. This revolutionary procedure ...

Johns Hopkins Medicine scientists who arranged for 48 human bioengineered heart tissue samples to spend 30 days at the International Space Station report evidence that the low gravity conditions in ...