Coronary arteries are a vital part of the human heart, providing it with oxygen-rich blood so that it can work. By comparing the hearts of mammals, birds, reptiles, fish and frogs, a ...

In a study of 130 volunteers conducted at the Federal University of São Carlos, a drastic decrease in heart rate variability, i.e. the heart’s ability to adapt to environmental and physiological ...

Heart failure is rising among low-risk individuals. Experts explain hidden causes beyond diabetes and smoking, early warning ...