A blood clot is when blood changes from a liquid to a solid. Some kids are born with a genetic condition that makes them at greater risk for a blood clot.
Myocarditis after the COVID-19 vaccine is a rare reaction in young people, but most cases have been short-lived, with patients getting better very quickly.
E-cigarettes are like cigarettes for a new generation. The devices produce an aerosol by heating a liquid that usually contains nicotine, flavoring and other chemicals. Users inhale these synthetics
What is tetralogy of Fallot? Tetralogy of Fallot is a congenital heart defect—a problem with the heart’s structure that’s present at birth—that changes the normal flow of blood through the heart
Kawasaki disease, sometimes called Kawasaki syndrome, is a serious inflammation of the blood vessels which affects young children, often under 5 years of age.