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

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

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Harvard Health Experts and Contributors
List of Experts

Margaret O'Connor, PhD, ABPP
Contributor

Michael O'Leary, MD
Contributor

Isioma D. Okolo, MBChB, MRCOG, DTMH
Contributor

Barbara Okun, PhD
Contributor

Nancy Oliveira, MS, RD, LDN, CDCES
Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Rose McKeon Olson, MD, MPH
Contributor

T. Salewa Oseni, MD
Contributor

Andrew Oseran, MD, MBA
Contributor

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

Tips to leverage neuroplasticity to maintain cognitive fitness as you age

Can white noise really help you sleep better?

Celiac disease: Exploring four myths

What is prostatitis and how is it treated?