The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Have you ever paused to wonder how many times your heart has beaten since birth? This incredible organ works tirelessly, never resting, yet most of us rarely consider its relentless rhythm, ...

Elizabeth Cooney is a cardiovascular disease reporter at STAT, covering heart, stroke, and metabolic conditions. You can reach Liz on Signal at LizC.22. Until Jennifer Cortes joined a patient advocacy ...

New ACC/AHA guidelines update management of adults with congenital heart defects but highlight the shortage of specialists ...