Maintaining a stable heartbeat is critical for survival. Your heart must constantly adapt its output to meet changing demands for oxygen and nutrients. Traditionally, scientists have attributed this ...
The heart functions as a muscle which needs continuous movement for proper operation, according to Dr. London. The heart ...
Frequent exercise doesn't just strengthen the heart—it also changes the nerves that control it, according to new research ...
In TODAY.com's Expert Tip of the Day, a cardiologist explains how to slow down a racing heart in times of stress.
Study reveals digoxin improves heart pump function and helps ease heart failure and atrial fibrillation symptoms.
On World Heart Day 2025, learn how chest pain is evaluated to detect heart attacks. Our expert explains the accuracy and ...
Biofeedback is a mind-body technique that helps older adults monitor and control key body functions, including heart rate, breathing, and muscle tension. By using sensors and real-time feedback, ...