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Tiny heart, beating strong

Delivered premature at just 4 pounds, 11 ounces, little Johnny also was born with critical aortic valve stenosis. Caused by a rare genetic condition, he would need multiple catheterizations and open-heart surgery at just three months old.

Yet, because of the talent and compassion of the team in the Ward Family Heart Center – and the incredible strength of Johnny and his family – this brave boy is now 2 years old and learning how to be a regular toddler. Read Johnny’s story.

Share your love for Heart Month!

You'll brighten a child's hospital stay! Make a gift, send a fun activity!

Send a coloring page

Myocarditis: Cartier’s Story

Cartier had a severe form of myocarditis, inflammation of the heart muscle. Through the support of his family and a large multidisciplinary care team, he made a full recovery — no transplant needed!

Meet Cartier
A white boy with brown hair flexes his muscle and shows a bandage on his arm.

Be an inFLUencer this flu season

Go viral in a good way – get your child’s flu shot as soon as it’s available! Ask your child’s primary care provider or visit our flu information page to find out more about the benefits of getting kids their flu shot.

Tips for staying healthy

Nature publishes transformative Children's Mercy Research Institute study

For the first time in five years research led by a Kansas City institution has appeared in the influential journal, Nature.

Learn more about the research