
Extreme heat endangers older adults: What to know and do

Want to cool down? 14 ideas to try

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

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

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

What could be causing your blurry vision?

Avocado nutrition: Health benefits and easy recipes

Claire McCarthy, MD
Senior Faculty Editor, Harvard Health Publishing
Posts by Claire McCarthy, MD

Child & Teen Health
What parents should know — and do — about young children and mobile devices

Child & Teen Health
The best thing you can do to keep your child safe from bullying

Child & Teen Health
Talking to children about tragedies and scary headlines in the news

Child & Teen Health
Why parents should use responsive feeding with their babies

Staying Healthy
4 ways to help your child get enough sleep

Child & Teen Health
What parents should know about tattoos

Claire McCarthy, MD
App helps parents track and encourage their child's development

Child & Teen Health
How smart are you about car seats?

Diseases & Conditions
10 things parents should know about flu shots

Child & Teen Health
3 things parents should know about complementary and alternative medicine

Claire McCarthy, MD
How we can all help protect babies with immunizations

Child & Teen Health
7 tips to help your child start school for the first time

Claire McCarthy, MD
When to worry about your child's fever

Child & Teen Health
6 ways to keep your child safe this summer

Staying Healthy
Think your child has a penicillin allergy? Maybe not.

Child & Teen Health
4 ways to avoid mistakes with liquid medicines

Child & Teen Health
Asking saves lives: A simple question can keep children safe from gun injury

Claire McCarthy, MD
Resilience: A skill your child really needs to learn (and what you can do to help)

Claire McCarthy, MD
Room sharing with your baby may help prevent SIDS, but it means everyone gets less sleep

Child & Teen Health
New recommendation: No fruit juice for children under a year

Diseases & Conditions
8 things to watch for when your child has a headache

Child & Teen Health
Don’t let the screens take over: 8 tips for families

Child & Teen Health
5 things to tell your child about 13 Reasons Why

Child & Teen Health
Why vaccines are important for our country’s financial health, too

Extreme heat endangers older adults: What to know and do

Want to cool down? 14 ideas to try

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

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

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

What could be causing your blurry vision?

Avocado nutrition: Health benefits and easy recipes