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Cardiology news

Health

Symptoms of a heart attack may emerge weeks beforehand: What to know

A heart attack is a medical emergency that requires an immediate call to the emergency services. However, there are sometimes warning signs that can show up weeks in advance that should prompt you to visit your doctor.

Cardiology

Do marathons damage your heart? Decade-long study shows no long-term cardiac harm

A marathon pushes the human body close to its limits. Legs tire, lungs burn and the heart works hard for hours on end. For years, that strain has raised an uncomfortable question: does running 26 miles actually damage the ...

Cardiology

Mammograms may reveal hidden heart risks for women, study finds

Routine mammograms are best known as a front-line tool for detecting breast cancer. But new research suggests the same X-ray images may also offer an early warning sign for cardiovascular disease—the leading cause of death ...

Medications

Worried about statins? Here's what the evidence shows

Few medicines have sparked as much debate as statins. Cardiologists often describe them as life-saving, while some patients remain wary of side effects or uneasy about taking a daily pill.

Cardiology

Sleep variability linked with sleep apnea and hypertension

Over 70 million Americans wear digital activity trackers (DATs) to record their sleep, steps and heart rate. A new study from Scripps Research found that these devices could also provide insight into even more, including ...

Health

Heart attack deaths spike during the holidays

The holidays can turn deadly as research shows that more people die from heart attacks during the last week of December than at any other time of the year. While being aware of the signs of a heart attack and taking steps ...

Genetics

Improving diagnosis of aortic stenosis with genetics and AI

Aortic stenosis is a narrowing of the aortic valve, which connects the heart to the rest of the body. It affects millions of people and can be fatal if left untreated. At present, there are no effective medical therapies ...

Cardiology

What to know about exercise as medicine for high blood pressure

Linda Pescatello, Board of Trustees Distinguished Professor in the Department of Kinesiology (CAHNR), has established herself as a leading figure in the study of exercise as medicine. One avenue of Pescatello's work has highlighted ...

Cardiology

Body clocks matter for heart health

As modern lifestyles increasingly challenge the body's natural circadian rhythm, the American Heart Association is spotlighting the potential health consequences of regular disruptions to our body's internal clock with a ...

Cardiology

What will stroke care look like in 2050?

For more than 40 years as a researcher and clinician, Joseph Broderick has actively contributed to improvements in stroke care, occupying a front row seat to seismic innovations: the clinical trials that proved tPA as the ...

Cardiology

Researchers uncover metabolic mysteries behind heart failure

In the U.S. alone, more than 6.7 million people have heart failure, a number that is projected to increase to more than 8.5 million by 2030. Heart failure is a progressive condition in which the heart struggles to pump enough ...

Health

Small changes in alcohol intake linked to blood pressure shifts

Light-to-moderate alcohol consumption is associated with increases in blood pressure (BP) and stopping drinking—even drinking less—may lead to clinically meaningful BP reductions, according to a study published in JACC. ...