How Long Can You Go Without Food. During a 24-hour fast you can only consume calorie. Every person and situation is different though the rule of threes gets at the desperate nature of what our bodies need.
Humans can generally last longer without food than without fluid. 48 hours in a full freezer. Generally it appears as though humans can survive without any food for 30-40 days as long as they are properly hydrated.
Generally it appears as though humans can survive without any food for 30-40 days as long as they are properly hydrated.
The Average Person Should. If you are curious about just how long humans are known to have survived. But how long can you survive without food. In 1944 two scientists deprived themselves of water.