Maintaining a stable heartbeat is critical for survival. Your heart must constantly adapt its output to meet changing demands ...

Your heart’s job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you’re relaxing, and sometimes it’s faster when you’re exercising or stressed ...

Researchers have created over 3,800 anatomically accurate digital hearts to investigate how age, sex and lifestyle factors influence heart disease and electrical function. For the first time, ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

(WNDU) - Vital organs work together to keep the body healthy, and that connection runs deep. When one isn’t working properly, it can negatively impact the other, leading to more health complications.

Dr. Myerburg answers the question: 'How Do Pacemakers Know To Pace Faster?' — -- Question: How do pacemakers know when I need a faster heart rate, for example when I am exercising or anxious?

Forget the myth that exercise uses up your heartbeats. New Australian research shows fitter people use far fewer total ...

Study reveals digoxin improves heart pump function and helps ease heart failure and atrial fibrillation symptoms.

Frequent exercise doesn't just strengthen the heart – it also changes the nerves that control it, according to new research ...

Heart disease may contribute to changes in sexual function, such as reduced libido, vaginal dryness, or erectile dysfunction. However, sexual activity is safe and healthy for most people with heart ...