Endurance

(General)
Harsh conditions or long exertions do not easily tire you.
 

Benefit

You gain a +4 bonus on the following checks and saves: Swim checks made to resist nonlethal damage from exhaustion; Constitution checks made to continue running; Constitution checks made to avoid nonlethal damage from a forced march; Constitution checks made to hold your breath; Constitution checks made to avoid nonlethal damage from Starvation or Thirst; Fortitude saves made to avoid nonlethal damage from hot or cold environments; and Fortitude saves made to resist damage from Suffocation. You may sleep in light or medium armor without becoming Fatigued.
 

Normal

A character without this feat who sleeps in medium or heavier armor is Fatigued the next day.