
Can a routine vaccine prevent dementia?

Some adults may need a measles booster shot. Who should get one and why?

Less butter, more plant oils, longer life?

Healthier planet, healthier people

Counting steps is good — is combining steps and heart rate better?

Appendix pain: Could it be appendicitis?

Can saw palmetto treat an enlarged prostate?

How does Ozempic work? Understanding GLP-1s for diabetes, weight loss, and beyond

Zinc: What it does for the body, and the best food sources

Respiratory health harms often follow flooding: Taking these steps can help
Harvard Health Experts and Contributors
List of Experts

George King, MD
Contributor

Daniel Kirshenbaum, MD
Contributor

Sarah Klein
Health Writer

Lauren Ko, MD, MEd
Contributor

Anthony L. Komaroff, MD
Editor in Chief, Harvard Health Letter; Editorial Advisory Board Member, Harvard Health Publishing

Megan A. Koster, MD, PharmD
Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Parul Kothari, MD
Contributor

Arianne Shadi Kourosh, MD, MPH
Contributor

Suzanne Koven, MD, MFA
Contributor

Rebecca Kranz
Health Writer

Lorrie Kubicek, MT-BC
Contributor

Daniel Kuritzkes, MD
Contributor

Daniela J. Lamas, MD
Contributor

Adam Landman, MD, MS, MIS, MHS
Contributor

Adaira I. Landry, MD, MEd
Contributor

Gayle Lang, OTR/L, CHT, MS
Contributor

Helene Langevin, MD
Contributor

Debi LaPlante, PhD
Contributor

Nicole J. LeBlanc, MA
Contributor

Erica H. Lee, PhD
Contributor

Dara K. Lee Lewis, MD
Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Anthony Lembo, MD
Contributor

Inga Lennes, MD, MPH, MBA
Contributor

Maureen Leonard, MD, MMSc
Contributor

Hallie Levine
Health Writer

Can a routine vaccine prevent dementia?

Some adults may need a measles booster shot. Who should get one and why?

Less butter, more plant oils, longer life?

Healthier planet, healthier people

Counting steps is good — is combining steps and heart rate better?

Appendix pain: Could it be appendicitis?

Can saw palmetto treat an enlarged prostate?

How does Ozempic work? Understanding GLP-1s for diabetes, weight loss, and beyond

Zinc: What it does for the body, and the best food sources

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