-- As noted earlier here on the website, WWE officials have recently been telling talent to be more aggressive in their matches. There's speculation that this has let to more injuries including eye pokes, black eyes, concussions and more. Talent has been playing around with barely missing strikes and have been throwing punches and kicks harder and faster, which has also contributed.
5. Pedro Morales - 1,027 days as champion
4. John Cena - 1,197 days and counting as champion
3. Bob Backlund - 2,138 days as champion
2. Hulk Hogan - 2,185 days as champion
1. Bruno Sammartino - 4,040 days as champion