A fast heart rate can have numerous causes, such as anxiety, dehydration or cardiac arrhythmia. Quick actions that engage the vagus nerve may slow it down. Accessibility statement Skip to main content ...

Not every racing heart is anxiety, and not every panic is in your head. Learn how to decode your body's signals and reclaim ...

DEAR DR. ROACH: I’m a 75-year-old woman who, for at least 10 years now, has been experiencing a rapid heart rate. My blood pressure, however, remains normal. In fact, doctors are usually surprised at ...

Heat exhaustion and heat stroke are both heat-related illnesses, but heat stroke is significantly more serious and ...

A bounding pulse is when a person can feel their heart beating strongly. They may feel the pulse in their chest, neck, or wrists. This is often caused by anxiety or panic attacks, though in some ...

Mass General Brigham researchers suggest a new method for interpreting pulse-rate data could help identify older adults who ...

When fast heart rate becomes an emergency While persistently elevated resting heart rate usually develops gradually and isn’t an immediate emergency, certain patterns or accompanying symptoms ...

DEAR DR. ROACH: I’m a 75-year-old woman who, for at least 10 years now, has been experiencing a rapid heart rate. My blood pressure, however, remains normal. In fact, doctors are usually ...