How long can a person live without food? Most doctors agree on 8-weeks but that is as long as you have enough water. But keep in mind that your body fat, physical condition, and metabolism will lengthen or shorten this time period.

How long can a person live without food? Most doctors agree on 8-weeks but that is as long as you have enough water. But keep in mind that your body fat, physical condition, and metabolism will lengthen or shorten this time period.