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
Claire McCarthy, MD
Senior Faculty Editor, Harvard Health Publishing
Posts by Claire McCarthy, MD
Child & Teen Health
The latest on a simple way to help prevent food allergies in kids
Child & Teen Health
10 ways to raise a healthy eater
Child & Teen Health
Starting your baby on solids? Here are three new things I tell parents to do
Child & Teen Health
Lead poisoning: What everyone needs to know
Claire McCarthy, MD
What parents need to know about pain in newborns
Child & Teen Health
Teens and medicines that cause birth defects: Do doctors drop the ball?
Claire McCarthy, MD
Why your wheezing baby may need TLC, not medication
Child & Teen Health
Four new recommendations for adolescent health
Child & Teen Health
Beyond the 2-hour screen rule: 10 tips for parenting in the digital age
Child & Teen Health
Teaching gratitude this holiday season – and all year long
Child & Teen Health
Many babies and toddlers use mobile devices every day
Child & Teen Health
Is it ADHD—or Autism?
Claire McCarthy, MD
Experts say no amount of alcohol is safe during pregnancy
Claire McCarthy, MD
Heads up, parents: New study with important information about the online life of teens
Claire McCarthy, MD
Kids and flu shots: Two common myths
Child & Teen Health
Why some parents don’t follow the “safe sleep” recommendations for babies
Claire McCarthy, MD
Why Public Schools Should Require the HPV Vaccine
Child & Teen Health
Looking for Autism
Claire McCarthy, MD
Number of babies born in withdrawal from prescription painkillers is on the rise
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
