He nearly died in a race last year.
Carl Gallegos, 57, finished a half-marathon in 1:56 before collapsing when his heart stopped.
One doctor suggests taking baby aspirin to prevent a race-day heart attack.
Ten other runners were rushed to the hospital by ambulance.
He was lucky to be at a race when he suffered his heart attack.
He had been supervising a workout when he suffered an apparent heart attack.
She happened to be an EMT.
The victim was running in front of a cardiologist.
Doctors say he beat the odds.