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 ...

We all know that the heart, along with the brain, is the most important organ for the body that is responsible for pumping blood. However, there exists a "second heart" as well, which functions inside ...

Heart attack recovery is not measured in days—it’s a structured healing process that can take weeks to months, and what ...

Heart health is about more than just the heart itself. It’s a two-way street between the heart and the rest of the body. However, many U.S. adults aren’t aware of the connection between organs.

Dehydration may lead to heart palpitations. Without enough fluids, the heart works harder to pump blood, causing an increased heart rate and irregular heartbeats. Heart palpitations from dehydration ...