Blight is a form of weakness that effects a creature's vitality. This status only effects living creatures, and does not typically effect non-living creatures or objects.
Each stack of blight reduces the total max vitality by 10%, regardless of the total vitality a creature or object has.
At 10 stacks of blight a creature or objects total vitality is reduced to 1.
One blight is removed per long rest.
Spells or abilities might be able to remove blight.