Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15477/conversions/59f61b05-2e23-463a-a0f7-b8aef6addd73-micro.jpg)
Testosterone-blocking drugs boost heart disease risk when given in combination
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15472/conversions/9f706d6e-3ba5-441f-a1ce-d93af96cdb5d-micro.jpg)
Parenting isn't easy: Two important skills can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14937/conversions/fcff561e-5fc9-4fbd-aac0-b9ea3778052b-micro.jpg)
Does sleeping with an eye mask improve learning and alertness?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15415/conversions/2acee670-1e43-413e-a07b-437512d22803-micro.jpg)
Do tattoos cause lymphoma?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14051/conversions/dea50ed5-99ea-4779-aa5b-56fae11aaa92-micro.jpg)
Hot weather hikes: Staying safe when temperatures spike
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15405/conversions/f22b5f3d-fd64-479d-b10a-b2409347f160-micro.jpg)
Cannabis drinks: How do they compare to alcohol?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15404/conversions/ccd2e44a-96c4-492f-a05c-c2706549efc0-micro.jpg)
What is Lewy body dementia?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15083/conversions/2fa8315b-f48e-43fb-8b56-d681a1715343-micro.jpg)
Dog bites: How to prevent or treat them
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15386/conversions/33679f9f-8065-4e13-a188-2ca67472b36f-micro.jpg)
Ever read your medical record? Here's why you should
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14810/conversions/778f3d8c-0b73-420c-8d03-e8542d49660d-micro.jpg)
Shining light on night blindness
![photo of Anthony L. Komaroff, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/geLIfj47YfgpiHvj9zLtnNsRWMO9T7auV5nuxqd9.jpg)
Anthony L. Komaroff, MD
Editor in Chief, Harvard Health Letter
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
![Should I use a continuous glucose monitor? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/15424/conversions/ee756c14-9c5a-4923-bc35-365e4e3e55a9-thumb.jpg)
Staying Healthy
Should I use a continuous glucose monitor?
![Does exercise protect against COVID-19? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/15322/conversions/a5ea64be-5c1a-42a7-995f-e82186cf7b47-thumb.jpg)
Exercise & Fitness
Does exercise protect against COVID-19?
![Will drinking alcohol or caffeinated drinks trigger my atrial fibrillation? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/15237/conversions/0a197563-746c-4624-a311-e74cf78ed177-thumb.jpg)
Heart Health
Will drinking alcohol or caffeinated drinks trigger my atrial fibrillation?
![More evidence suggests multivitamins slow cognitive decline featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/15157/conversions/60a4d073-69d0-47be-bb8c-57f740e9e6fa-thumb.jpg)
Mind & Mood
More evidence suggests multivitamins slow cognitive decline
![Is U.S. life expectancy getting shorter? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/15049/conversions/d9ab6ef7-f672-45e6-9e21-6feade35acdd-thumb.jpg)
Staying Healthy
Is U.S. life expectancy getting shorter?
![Does my daily aspirin therapy dose or pill coating matter? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14902/conversions/cb955f82-1834-4e2a-8a77-dcd122fc3cae-thumb.jpg)
Staying Healthy
Does my daily aspirin therapy dose or pill coating matter?
![Is chronic fatigue syndrome all in your brain? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14968/conversions/b15d1dcc-1660-44b3-b8cb-4a03a1cb74f0-thumb.jpg)
Diseases & Conditions
Is chronic fatigue syndrome all in your brain?
![Do I still need to keep taking a statin? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14746/conversions/8cca336d-6711-49e8-b39a-51c648f528da-thumb.jpg)
Diseases & Conditions
Do I still need to keep taking a statin?
![Is moderate drinking heart-healthy? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14631/conversions/c332b69c-fe33-47b1-97f4-da932a85d054-thumb.jpg)
Heart Health
Is moderate drinking heart-healthy?
![Does your gut affect your risk for Alzheimer's disease? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14635/conversions/ee6a76ea-7301-4249-a3a8-4a33f3fb7ec3-thumb.jpg)
Mind & Mood
Does your gut affect your risk for Alzheimer's disease?
![When will we see a](https://domf5oio6qrcr.cloudfront.net/medialibrary/14541/conversions/2b826b65-1121-4cd6-94d5-342ed06dee70-thumb.jpg)
Staying Healthy
When will we see a "one-and-done" flu shot?
![Can we fix Alzheimer's genes? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14448/conversions/b0df6703-c3a4-4a83-9874-44764e19ca93-thumb.jpg)
Diseases & Conditions
Can we fix Alzheimer's genes?
![How does exercise affect blood pressure? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14321/conversions/239a80a8-98d4-4f90-9514-ffb41fce0610-thumb.jpg)
Diseases & Conditions
How does exercise affect blood pressure?
![Will a multivitamin help my brain? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14235/conversions/38ec212a-f701-472b-a708-4d7a42ea1d0c-thumb.jpg)
Staying Healthy
Will a multivitamin help my brain?
![How can I avoid long COVID? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14081/conversions/b0c98328-232b-487b-b58a-8f5bbfa30f8a-thumb.jpg)
Staying Healthy
How can I avoid long COVID?
![Will we ever have a vaccine to prevent Alzheimer's disease? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/14013/conversions/34cead05-1f1f-4d01-bb24-7baadf7daf68-thumb.jpg)
Mind & Mood
Will we ever have a vaccine to prevent Alzheimer's disease?
![Will artificial intelligence replace doctors? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13902/conversions/caeaf1f9-1858-471f-870f-f1e063a25d56-thumb.jpg)
Staying Healthy
Will artificial intelligence replace doctors?
![Why won't my primary care doctor oversee my hospital care? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13777/conversions/05d88a27-79aa-41a2-84f5-91e5b5eb36ff-thumb.jpg)
Staying Healthy
Why won't my primary care doctor oversee my hospital care?
![Why do we need new flu shots every year? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/11708/conversions/8d0cf973-c785-4363-9242-0ffb793c52c5-thumb.jpg)
Staying Healthy
Why do we need new flu shots every year?
![Do our microbes affect our behavior? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13689/conversions/2d25b930-7c63-4f17-8dbe-a6e73ba4aaa9-thumb.jpg)
Staying Healthy
Do our microbes affect our behavior?
![Does COVID-19 damage the brain? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13590/conversions/622d2f23-a32c-48d5-a168-7f7ca54397a2-thumb.jpg)
Mind & Mood
Does COVID-19 damage the brain?
![What's the minimum amount of exercise I need each week? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13454/conversions/6cce9411-d342-4dde-9185-ecb44479da60-thumb.jpg)
Exercise & Fitness
What's the minimum amount of exercise I need each week?
![How can meal schedules affect your weight? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13385/conversions/545dcb03-99f0-45ff-bf8a-98d53de8cbaa-thumb.jpg)
Staying Healthy
How can meal schedules affect your weight?
![What's the future of remote patient monitoring? featured image](https://domf5oio6qrcr.cloudfront.net/medialibrary/13270/conversions/a8e2a0a7-5bea-4f0e-908e-9d7378699b4d-thumb.jpg)
Staying Healthy
What's the future of remote patient monitoring?
Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15477/conversions/59f61b05-2e23-463a-a0f7-b8aef6addd73-micro.jpg)
Testosterone-blocking drugs boost heart disease risk when given in combination
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15472/conversions/9f706d6e-3ba5-441f-a1ce-d93af96cdb5d-micro.jpg)
Parenting isn't easy: Two important skills can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14937/conversions/fcff561e-5fc9-4fbd-aac0-b9ea3778052b-micro.jpg)
Does sleeping with an eye mask improve learning and alertness?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15415/conversions/2acee670-1e43-413e-a07b-437512d22803-micro.jpg)
Do tattoos cause lymphoma?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14051/conversions/dea50ed5-99ea-4779-aa5b-56fae11aaa92-micro.jpg)
Hot weather hikes: Staying safe when temperatures spike
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15405/conversions/f22b5f3d-fd64-479d-b10a-b2409347f160-micro.jpg)
Cannabis drinks: How do they compare to alcohol?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15404/conversions/ccd2e44a-96c4-492f-a05c-c2706549efc0-micro.jpg)
What is Lewy body dementia?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15083/conversions/2fa8315b-f48e-43fb-8b56-d681a1715343-micro.jpg)
Dog bites: How to prevent or treat them
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15386/conversions/33679f9f-8065-4e13-a188-2ca67472b36f-micro.jpg)
Ever read your medical record? Here's why you should
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14810/conversions/778f3d8c-0b73-420c-8d03-e8542d49660d-micro.jpg)
Shining light on night blindness