Exhaustion

Level 1—Disadvantage on ability checks
Level 2—Speed halved
Level 3—Disadvantage on attack rolls and saves
Level 4{line}Hit point maximum halved
Level 5{line}Speed reduced to 0
Level 6{line}Death

A creature suffers the current level as well as all
lower levels. Finishing a long rest reduces
exhaustion level by 1, if food and drink are ingested.