Short Rest
A short rest takes 2 hours. Characters regain spent skills that are described in the rules to gain after a short rest. A character may spend one hit die at the end of a short rest to recover lost hit points.
Long Rest
A long rest takes 8 hours. Characters regain spent skills that are described in the rules to gain after a long rest. A character may spend one or more hit dice at the end of a long rest to recover lost hit points.
Full Rest
A full rest takes 24 hours. Half of the hit dice are regained. Character may heal one exhaustion level per full rest. Additionally characters may make a CON saving throw once to try to heal one lingering injury. Characters regain spent skills that are described in the rules to gain after a long rest.