Heart Health Archive

In late 2025, the FDA approved a nasal spray to treat a sporadic, rapid heart rhythm called paroxysmal supraventricular tachycardia (PSVT). The self-administered spray, called etripamil (Cardamyst), may help people avoid emergency room treatment for PSVT.

The foundation of a heart-healthy diet should be minimally processed plant-based foods, which are good sources of fiber, protein, and phytonutrients. People should also limit saturated fat and make sure they consume omega-3 fatty acids.

A review of 17 studies found that for people at high risk of heart disease, cutting down on saturated fats may have lowered their risk of major cardiac events over the next five years, but people at lower risk did not see similar benefits.

Edema is swelling caused by fluid trapped in body tissues. It can occur in anyone, but it's more common in older adults. A variety of factors contribute to mild edema, including weakened valves in veins, gravity, inactivity, arthritis, and certain medications.

Elevated levels of aldosterone (a hormone that regulates water, sodium, and potassium in the body) is an underrecognized and undertreated contributor to high blood pressure.

Two medications now in development, enlicitide and obicetrapib, can lower harmful LDL cholesterol and may be promising options for people who cannot tolerate statins or who still have high LDL despite their current treatment.

A narrowed aortic valve (aortic stenosis) affects about one in 20 people over age 65. Medical therapies for treating this progressive disease are under investigation, and a recent study explored the potential benefits of proactive valve replacement.