
Extreme heat endangers older adults: What to know and do

Want to cool down? 14 ideas to try

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

Respiratory health harms often follow flooding: Taking these steps can help

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

Understanding hormone therapy for menopausal symptoms

What could be causing your blurry vision?

Anthony L. Komaroff, MD
Editor in Chief, Harvard Health Letter; Editorial Advisory Board Member, Harvard Health Publishing
Dr. Anthony L. Komaroff is the Steven P. SimcoxPatrick A. Clifford/James H. Higby Distinguished Professor of Medicine at Harvard Medical School, senior physician at Brigham and Women’s Hospital in Boston, and editor in chief of the Harvard Health Letter. He was director of the division of general medicine and primary care at Brigham and Women’s Hospital for 15 years, and is the founding editor of Journal Watch, a summary medical information newsletter for physicians published by the Massachusetts Medical Society/New England Journal of Medicine.
Posts by Anthony L. Komaroff, MD

Staying Healthy
Is robotic surgery a good idea?

Mind & Mood
Does this vaccine ward off dementia?

Mind & Mood
Can A.I. help us find a dementia cure?

Diseases & Conditions
Why are measles and other "eradicated" infectious diseases coming back?

Staying Healthy
Do genes or lifestyle determine your health?

Exercise & Fitness
Why exercise if I'm not losing weight?

Mind & Mood
Should I worry about dementia risk from antihistamines?

Exercise & Fitness
Does exercise offset the risks of sitting?

Staying Healthy
Do the new weight-loss drugs improve your health?

Mind & Mood
Are some cases of Alzheimer's disease caused by infection?

Staying Healthy
Can we measure how rapidly our bodies are aging?

Mind & Mood
Is a reliable blood test for Alzheimer's disease finally here?

Diseases & Conditions
Why do I need a flu or COVID vaccine?

Staying Healthy
How is artificial intelligence helping us learn about the body?

Staying Healthy
Should I use a continuous glucose monitor?

Exercise & Fitness
Does exercise protect against COVID-19?

Heart Health
Will drinking alcohol or caffeinated drinks trigger my atrial fibrillation?

Mind & Mood
More evidence suggests multivitamins slow cognitive decline

Staying Healthy
Is U.S. life expectancy getting shorter?

Staying Healthy
Does my daily aspirin therapy dose or pill coating matter?

Diseases & Conditions
Is chronic fatigue syndrome all in your brain?

Diseases & Conditions
Do I still need to keep taking a statin?

Heart Health
Is moderate drinking heart-healthy?

Mind & Mood
Does your gut affect your risk for Alzheimer's disease?

Extreme heat endangers older adults: What to know and do

Want to cool down? 14 ideas to try

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

Respiratory health harms often follow flooding: Taking these steps can help

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

Understanding hormone therapy for menopausal symptoms

What could be causing your blurry vision?