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
![photo of Anthony L. Komaroff, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/geLIfj47YfgpiHvj9zLtnNsRWMO9T7auV5nuxqd9.jpg)
Anthony L. Komaroff, MD
Editor in Chief, Harvard Health Letter
![photo of Megan A. Koster, MD, PharmD](https://d2icykjy7h7x7e.cloudfront.net/authors/rYZxOsD1gaTVNcJboByhl8irMm0uAe3CRroY17zO.jpg)
Megan A. Koster, MD, PharmD
Contributor
![photo of Parul Kothari, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10229/Parul-Kothari.jpeg)
Parul Kothari, MD
Contributor
![photo of Arianne Shadi Kourosh, MD, MPH](https://d2icykjy7h7x7e.cloudfront.net/authors/qfypWoG1IPvlvhCosj0LzGShnSYq1FkjMUaDYzYI.jpg)
Arianne Shadi Kourosh, MD, MPH
Contributor
![photo of Suzanne Koven, MD, MFA](https://d2icykjy7h7x7e.cloudfront.net/authors/sVF18CjQLnEGjh3ZNwkVeDdhp8nnRRL0f9aqjpJ4.jpg)
Suzanne Koven, MD, MFA
Contributor
![photo of Rebecca Kranz](https://d2icykjy7h7x7e.cloudfront.net/authors/W6kElfk3gU7NwbYaBb70MoDvBycXR6W4E6nWiYQD.jpg)
Rebecca Kranz
Health Writer
![photo of Lorrie Kubicek, MT-BC](https://d2icykjy7h7x7e.cloudfront.net/authors/CjYwyiTuv5SoXtkMpaul14MUhaRxmRgtYiNsYzTK.jpg)
Lorrie Kubicek, MT-BC
Contributor
![photo of Daniel Kuritzkes, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9659/DRK-labcoat-Fall-2015.jpg)
Daniel Kuritzkes, MD
Contributor
![photo of Daniela J. Lamas, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9463/Daniela-Lamas-Headshot.jpg)
Daniela J. Lamas, MD
Contributor
![photo of Adam Landman, MD, MS, MIS, MHS](https://domf5oio6qrcr.cloudfront.net/medialibrary/9607/Landman-Adam-FINAL-suit-low-res-_0013web.jpg)
Adam Landman, MD, MS, MIS, MHS
Contributor
![photo of Adaira I. Landry, MD, MEd](https://d2icykjy7h7x7e.cloudfront.net/authors/hLW0ly3AJLlH8w3dSmah6ZYcBffDmHwUB6ZSNYWw.jpg)
Adaira I. Landry, MD, MEd
Contributor
![photo of Gayle Lang, OTR/L, CHT, MS](https://d2icykjy7h7x7e.cloudfront.net/authors/3ve3awzPfL17daOtsCwxzzZk4JUPWXDDlVkn5X6h.jpg)
Gayle Lang, OTR/L, CHT, MS
Contributor
![photo of Helene Langevin, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9359/Langevin-Headshot-square.jpg)
Helene Langevin, MD
Contributor
![photo of Debi LaPlante, PhD](https://d2icykjy7h7x7e.cloudfront.net/authors/0Lw2R5baDPXImt6Ilsika2iMRpGN4DG1jEScmVz4.jpg)
Debi LaPlante, PhD
Contributor
![photo of Nicole J. LeBlanc, MA](https://domf5oio6qrcr.cloudfront.net/medialibrary/9763/Nicole-LeBlanc.jpg)
Nicole J. LeBlanc, MA
Contributor
![photo of Erica H. Lee, PhD](https://d2icykjy7h7x7e.cloudfront.net/authors/RwFW7M1WrmM0MRwhxJ4MWF0QglfR6e2n5ERJLwjF.jpg)
Erica H. Lee, PhD
Contributor
![photo of Dara K. Lee Lewis, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/C3Ed61PwEQdFVBtuJyRTO5FofjL8JoBT7Y91h6CQ.jpg)
Dara K. Lee Lewis, MD
Contributor; Editorial Advisory Board Member, Harvard Health Publishing
![photo of Anthony Lembo, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10211/Anthony-Lembo-scaled.jpg)
Anthony Lembo, MD
Contributor
![photo of Inga Lennes, MD, MPH, MBA](https://domf5oio6qrcr.cloudfront.net/medialibrary/10275/Inga-Lennes.jpg)
Inga Lennes, MD, MPH, MBA
Contributor
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Maureen Leonard, MD, MMSc
Contributor
![photo of Hallie Levine](https://d2icykjy7h7x7e.cloudfront.net/authors/4KF9J8aFcaPMu3K1wlY5vb2l9qQIytcKZWOJrYqz.jpg)
Hallie Levine
Health Writer
![photo of Sharon Levy, MD, MPH](https://domf5oio6qrcr.cloudfront.net/medialibrary/9525/Levy_Sharon-014.jpg)
Sharon Levy, MD, MPH
Contributor
![photo of Howard E. LeWine, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/deL6vFKwJ50Ua5wwL7mmQsGfPt7r3A31Yke9NTPv.jpg)
Howard E. LeWine, MD
Chief Medical Editor, Harvard Health Publishing
![photo of Elizabeth Liebson, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10052/Elizabeth-Liebson-headshot_1x1.jpg)
Elizabeth Liebson, MD
Contributor
![photo of John Sanford Limouze, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9039/jsanfordlimouze.jpeg)
John Sanford Limouze, MD
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?