Hantavirus explained: What to know after the cruise ship outbreak
Stay strong at any age with 4 basic exercises
Why testosterone levels drop and when to consider treatment
Don't count on daily aspirin to prevent colon cancer
Night owls' habits linked to worse heart health
After ablation, exercise may lower atrial fibrillation recurrence
What can cause an enlarged heart?
Women's unique risks for heart disease
Chronic kidney disease: A hidden threat to your heart
Navigating your online patient portal: Best practices
Harvard Heart Letter - April 2026
Articles
Heart Health
Inflammation and heart disease: A smoldering threat
Heart Health
What is long QT syndrome?
Heart Health
Aldosterone overload: An underappreciated contributor to high blood pressure
Exercise and Fitness
Walking for wellness: Quick jaunts versus long treks
Heart Health
The emotional aftermath of a heart attack
Diet and nutrition
8 simple ways to reduce ultra-processed foods in your diet
Heart Health
Waking up to urinate at night affects blood pressure
Heart Health
Gene-editing therapy lowers harmful blood fats in early study
Heart Health
For now, electric cars appear safe for people with implanted heart devices
Hantavirus explained: What to know after the cruise ship outbreak
Stay strong at any age with 4 basic exercises
Why testosterone levels drop and when to consider treatment
Don't count on daily aspirin to prevent colon cancer
Night owls' habits linked to worse heart health
After ablation, exercise may lower atrial fibrillation recurrence
What can cause an enlarged heart?
Women's unique risks for heart disease
Chronic kidney disease: A hidden threat to your heart
Navigating your online patient portal: Best practices
