First aid
Cuts, sprains, and the things that end trips early.
Stay calm, stop the bleeding
Most backcountry first aid is boring: clean a cut, wrap a sprain, keep walking. The boring stuff is what saves trips.
What goes in the kit
bleeding gauze, tape, a tourniquet you know how to use sprains elastic wrap + ibuprofen blisters moleskin, before they form signals a whistle and a mirror
Know your limits
The best first aid is turning around early. Ego is not on the gear list.