Heart Disease Archive

Atrial fibrillation affects millions of Americans, but how much do you know about this common heart condition? Take our 10-question quiz and learn something new with every answer.

Mornings can be a good time to establish routines to help lower blood pressure throughout the day. These include eating a healthy breakfast, limiting dietary salt, and getting regular exercise.

Treating low blood sodium (hyponatremia) may include cutting back on fluids, but not necessarily consuming more salt. Other possible treatments include medication adjustments and—in severe cases—receiving an intravenous saline solution.

There is no reliable evidence that CoQ₁₀ supplements can prevent or treat the muscle aches and pains that people sometimes report while taking cholesterol-lowering statin drugs.

To protect against heart attack, stroke, and cognitive decline, people should aim for a blood pressure reading below 130/80, according to the current blood pressure guidelines.

While microplastics have been detected in blood and tissues throughout the body, their health effects remain uncertain yet potentially concerning.

Sleeping in a dark room may do more than improve sleep; it may also benefit heart health. A 2026 study linked nighttime light exposure with harmful changes in heart structure and higher risks of heart failure, atrial fibrillation, heart attack, stroke, and death from heart disease.

Your doctor may ask you to track your blood pressure at home to help decide if you need to start taking medication or to track your response to treatment. Here's how to get accurate readings.

If you’ve stopped or are considering stopping Toprol XL for an extended time, find out what to consider and when to talk with your doctor.

Periodontal disease, the leading cause of adult tooth loss, may increase the risk of diabetes, heart disease, and dementia.