Recent Blog Articles
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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?
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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
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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
Harvard Health Experts and Contributors
List of Experts
![photo of Huma Farid, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9583/Huma-Farid-headshot.jpg)
Huma Farid, MD
Contributor
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Susan Farrell, MD
Contributing Editor
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Alessio Fasano, MD
Contributor
![photo of Jeremy Samuel Faust, MD, MS](https://domf5oio6qrcr.cloudfront.net/medialibrary/9498/Faust-bwh-headshot.jpg)
Jeremy Samuel Faust, MD, MS
Contributor
![photo of Sara Fazio, MD, FACP](https://domf5oio6qrcr.cloudfront.net/medialibrary/8672/Sara-Fazio.jpg)
Sara Fazio, MD, FACP
Contributing Editor
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Laura C. Fine, MD
Contributor
![photo of Naomi D. L. Fisher, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/8799/NFheadshot.jpg)
Naomi D. L. Fisher, MD
Contributor
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Jennifer Fisher, MMSc, PA-C
Health Writer
![photo of Angela Fitch, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10134/Angela-Fitch.jpg)
Angela Fitch, MD
Contributor
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![photo of Tamara Fong, MD, PhD](https://d2icykjy7h7x7e.cloudfront.net/authors/CNrpJ70sPL254mKuxQVbXp3y3Sc6rX16qOBPKfHc.jpg)
Tamara Fong, MD, PhD
Contributor
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Richard Frank, PhD
Contributor
![photo of Elizabeth Pegg Frates, MD, FACLM, DipABLM](https://d2icykjy7h7x7e.cloudfront.net/authors/fQoH0U8VPzf5qiRNcVTYlUNRdzJOJjTcbIyD4uUT.jpg)
Elizabeth Pegg Frates, MD, FACLM, DipABLM
Contributor
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Gregory Fricchione, MD
Contributor
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Lawrence S. Friedman, MD
Contributor; Editorial Advisory Board Member, Harvard Health Publishing
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Julia Frueh, MD
Guest Contributor
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Teresa Fung, MS, RD, ScD
Contributor
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