User blog comment:Subject 12/Assassinews 04/07 -- Assassin's Creed III at PAX East/@comment-25419730-20120409080806/@comment-86.148.24.112-20120415165645

Maybe there won't be a health bar. They already said that there's no medicine (you just have to rest to regain health), that to me implies that it will be more like a first person shooter i.e. the screen turns red and as you rest, turns back...