Germany's Mario Gotze, left, celebrates near teammate Thomas Mueller after scoring a goal during extra time in their 2014 World Cup final against Argentina at the Maracana. Reuters
Germany's Mario Gotze, left, celebrates near teammate Thomas Mueller after scoring a goal during extra time in their 2014 World Cup final against Argentina at the Maracana. Reuters

Heart attacks surged in Germany as football team marched to World Cup glory in 2014