Fabrice Muamba, center, with cardiologist Dr. Andrew Deaner (left) and cardiologist Dr. Sam Mohiddin (right), before his release from the London Chest Hospital today. David Brookes /AFP/Getty Images hide caption

itoggle caption David Brookes /AFP/Getty Images

Fabrice Muamba of the Bolton Wanderers during last Saturday's game against Tottenham Hotspur in London, before his collapse. Richard Heathcote/Getty Images hide caption

itoggle caption Richard Heathcote/Getty Images