As a matter of fact you seriously can on 3 conditions:
1. You eat yourself partly, not entirely.
2. The parts of yourself you eat are not vital.
3. You find another source of food before you run out of such parts.
Reportedly at least one dude has actually practiced that during WWII in the besieged Leningrad, and that one actually did survive.
However,
Timsup2nothin said:
