Some Native people suggest that one should test how cold the hands are by touching the thumb to the little finger of the same hand. As soon as you cannot carry out this exercise you are reaching a dangerous state of incapacity and you should immediately take steps to warm up.
Mors KochanskiNext to knowing how to dress well, fire is one of the most important bush skills there are, because it is one of the few means available to make up most great deficiencies.
Mors KochanskiFire may be the simplest and sometimes the only recourse in protecting yourself from the discomfort of cold, counteracting the effects of hypothermia, or in making up for inadequate clothing, bedding, or shelter.
Mors Kochanski