How to help a hypothermic person
When someone is hypothermic make sure to call 911 and get the person to a warm building. Slowly warm up the person. If you warm up the person to quickly you can put the person in shock. There are also hypothermia blankets.
When a person has frostbite its an obvious sign they are hypothermic. They will also become dissy and pass out. They will be confused and shivering non-stop.