Yes, <p>Yes, there are some differences. Exp/loot preys expires as you kill monsters, damage expires as you hit something, and def as you get hit.hit.</p><p>As per the comments below I'm updating answer with additional info: timers are the same as for <span style="background-color:#f4f4f4; color:#34495e; font-family:"Open Sans",Helvetica,Arial,FreeSans,sans-serif">exp/loot afaik, the only difference is the action which trigger it.</span></p>