Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15010/conversions/14b24cf0-ebd2-43d3-8f8c-4ccd1838241f-micro.jpg)
When should your teen or tween start using skin products?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15179/conversions/9c2ee9da-d6d9-4ab3-81fa-4e2f021c4b74-micro.jpg)
How — and why — to fit more fiber and fermented food into your meals
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15545/conversions/gettyimages-2148232520-micro.jpg)
Protect your skin during heat waves — here's how
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/13229/conversions/125534d8-67fc-45bb-96b0-d7a413ecc7e3-micro.jpg)
Respiratory health harms often follow flooding: Taking these steps can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15514/conversions/gettyimages-1307510221-micro.jpg)
Want to cool down? 14 ideas to try
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14741/conversions/9fec5c5b-998b-48a5-b669-eeb45b8736f0-micro.jpg)
A fresh look at risks for developing young-onset dementia
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15508/conversions/d28fc67f-70d6-47c4-b157-a20deee38d6a-micro.jpg)
Are you getting health care you don't need?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15497/conversions/3d92a036-7b55-496b-b1d8-7232f86b43fc-micro.jpg)
Weighing in on weight gain from antidepressants
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15490/conversions/a44ac592-b730-46c0-9e2a-0a4f1dc7b501-micro.jpg)
Dengue fever: What to know and do
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15125/conversions/0bdfa2e1-9764-44f4-ae30-e4f9716e98f2-micro.jpg)
How do trees and green spaces enhance our health?
Harvard Health Experts and Contributors
List of Experts
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Sogol Javaheri, MD, MPH
Editorial Advisory Board Member, Harvard Health Publishing
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Ashish K. Jha, MD, MPH
Contributing Editor
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Tien Jiang, DMD, MEd
Contributor
![photo of Anthony Joseph, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/p1Yl0Xu8l2muXmtJkEBsy3ZF5kV1feCCq9pHl6d4.jpg)
Anthony Joseph, MD
Contributor
![photo of Richard Joseph, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/LO6Utno3Azl8AjQIyNVqCQNwovX8Fwf3ghfVSsm3.jpg)
Richard Joseph, MD
Contributor
![photo of Michaela Kane](https://domf5oio6qrcr.cloudfront.net/medialibrary/8911/MK2.jpg)
Michaela Kane
Contributor
![photo of Tsuyoshi Kaneko, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9769/Kaneko.jpg)
Tsuyoshi Kaneko, MD
Contributor
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Sunil Kapur, MD
Contributor
![photo of Martin Kathrins, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/pmOpggXpaq8heTixvjRKjThwlhUaF2mDpc8VNm3u.jpg)
Martin Kathrins, MD
Contributor
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Jeffrey Katz, MD, MS
Contributor
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Sabra L. Katz-Wise, PhD
Contributor
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Maneet Kaur, MD
Contributor
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Nancy Keating, M.D., M.P.H.
Contributor
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Alyson Kelley-Hedgepeth, MD
Contributor
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John F. Kelly, PhD
Contributor
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Sat Bir Singh Khalsa, Ph.D
Contributor
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Adam Kibel, MD, MHCM
Editorial Advisory Board Member, Harvard Health Publishing
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Laura Kiesel
Contributor
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Hyun Jung Kim, MD
Contributor
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Leo Kim, MD, PhD
Contributor
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Davis Kimaiyo, MD
Contributor
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George King, MD
Contributor
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Daniel Kirshenbaum, MD
Contributor
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Sarah Klein
Health Writer
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Lauren Ko, MD, MEd
Contributor
Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15010/conversions/14b24cf0-ebd2-43d3-8f8c-4ccd1838241f-micro.jpg)
When should your teen or tween start using skin products?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15179/conversions/9c2ee9da-d6d9-4ab3-81fa-4e2f021c4b74-micro.jpg)
How — and why — to fit more fiber and fermented food into your meals
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15545/conversions/gettyimages-2148232520-micro.jpg)
Protect your skin during heat waves — here's how
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/13229/conversions/125534d8-67fc-45bb-96b0-d7a413ecc7e3-micro.jpg)
Respiratory health harms often follow flooding: Taking these steps can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15514/conversions/gettyimages-1307510221-micro.jpg)
Want to cool down? 14 ideas to try
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14741/conversions/9fec5c5b-998b-48a5-b669-eeb45b8736f0-micro.jpg)
A fresh look at risks for developing young-onset dementia
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15508/conversions/d28fc67f-70d6-47c4-b157-a20deee38d6a-micro.jpg)
Are you getting health care you don't need?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15497/conversions/3d92a036-7b55-496b-b1d8-7232f86b43fc-micro.jpg)
Weighing in on weight gain from antidepressants
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15490/conversions/a44ac592-b730-46c0-9e2a-0a4f1dc7b501-micro.jpg)
Dengue fever: What to know and do
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15125/conversions/0bdfa2e1-9764-44f4-ae30-e4f9716e98f2-micro.jpg)
How do trees and green spaces enhance our health?