Watching someone collapse from sudden cardiac arrest is a scary experience — but knowing what to do can save a life. Quick ...

It's been six days since Buffalo Bills player Damar Hamlin collapsed on the field in front of millions. Many feared the worst. But just two days after suffering a cardiac arrest, he woke up and has ...

Jon LaPook, M.D. is the award-winning chief medical correspondent for CBS News. Since joining CBS News in 2006, LaPook has delivered more than 1,200 reports on a wide variety of breaking news and ...

Defibrillator 101: How to help others experiencing cardiac arrest NFL safety Damar Hamlin's on-field cardiac arrest raised new awareness on the need for defibrillators. Dr. Jen Ashton demonstrates how ...