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 Health Letter - September 2025
Articles
Mind & Mood
The new Alzheimer's blood test: What it means for diagnosis
Healthy aging and longevity
Will vitamin D supplements keep me younger?
Diseases & Conditions
Who's on your diabetes health care team?
Diseases & Conditions
Antiviral medications for winter bugs
article
Is it safe to get repeated imaging tests?
Diseases & Conditions
What to do if you get "tennis leg"
Diet and nutrition
Aim for quantity and variety in fruit and vegetable intake
Heart Health
Marijuana linked to doubled risk of cardiovascular death
Pain
Walking tied to less back pain
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
