Survival training

Survival training was a required course for Earth Starfleet and MACO personnel in the mid-22nd century. The Starfleet course involved living on recycled sweat and snake meat for a prolonged period of time.

In the early 2140s, Malcolm Reed stopped eating for a whole week, either because of a survival training or for a contest, according to his sister. 

Charles Tucker and Jonathan Archer completed two weeks survival training in Australia during the 2140s. 

A.G. Robinson flew to Alice Springs, Australia for survival training in late 2150. 

Major J. Hayes completed a lunar survival course as part of his MACO training.