Heart Failure Archive

Legs that repeatedly give out after activity, then recover with rest, may point to more than low minerals and warrant prompt medical evaluation.

Regular blood donations can slowly drain iron stores, lowering hemoglobin levels. Iron supplements may help rebuild them.

Certain diuretics flush out both water and potassium, but not everyone needs extra. Your doctor will consider blood test results and which other medications you're taking to determine the safest approach.

After a heart attack, a cardiac rehab program comprised of supervised exercise, lifestyle coaching, and emotional support can reshape daily habits and lower the odds of future trouble.

If you have high triglycerides, fruit sugar is only part of the story. Carbs, alcohol, weight, exercise, and healthy fats all influence this number.

Bigeminy is a usually harmless heart rhythm problem caused by premature heartbeats that may cause palpitations. Possible triggers include caffeine, stress, and lack of sleep. People with additional symptoms may need further testing.

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.

Periodontal (gum) disease is linked to a higher risk of cardiovascular disease, possibly because gum disease can allow bacteria to enter the bloodstream, causing inflammation that damages blood vessels.

Wearing an Apple Watch capable of recording an electrocardiogram may increase the detection of atrial fibrillation in older adults at increased risk for stroke, according to a 2026 study.

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.