Heart Health Archive

A low resting pulse can signal peak fitness, hidden heart trouble, or even thyroid issues; learn when a slow beat is harmless and when it's not.

Warm weather, vein valve issues, and fluid retention can all puff up your ankles. Learn what doctors look for and simple steps that may ease it.

A slower pulse can be healthy or a warning sign, depending on symptoms, medications, and your thyroid status. Simple checks can help reveal which it is.

An unusually low LDL result on a screening exam can be puzzling. Learn when small numbers reflect benefit and when they might signal a hidden problem.

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

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

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.

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.

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

Seasons can affect blood pressure. But winter chills, holiday weight gain, and salty comfort foods can also push readings higher as warm weather gives way to cold.