EnvironmentStep 1 of 6
Dehydration
Fluid and salt loss. Replace both, slowly.
How you know
- Dark urine or none
- Dry mouth, headache, dizziness on standing
- Muscle cramps
- Skin tents when pinched
1
Move to shade and stop exertion.
Never
- — Never drink seawater, urine, or alcohol
Evacuate now if
- — Cannot keep fluids down
- — No urine for 8+ hours
- — Confusion, fainting, or racing pulse at rest