A period of downtime lasting at least one hour, during which time you can do nothing more strenuous than eating, drinking, reading, or tending to wounds.
The following effects resolve at the end of a Short Rest:
A period of extended downtime lasting at least eight hours, during which time you must either sleep or perform only light activities such as talking, eating, or standing watch. These activities can occupy no more than 2 hours of your Long Rest. Performing more than an hour of strenuous activity such as walking or fighting will also interupt your Long Rest. You may only benefit from one Long Rest in a 24-hour period and you must begin the rest with at least one hit point.
The following effects resolve at the end of a Long Rest: