[header] How to go on a 2 day diet [title] Set goals. [step] Be sure to set goals for yourself and make sure they are reasonable. It is unhealthy to set impractical goals that cannot be met or that put too much pressure on you so set realistic weight loss goals. 
[substeps] Do not starve yourself to lose weight. Keep in mind that you only have two days so don't go overboard with how much you exercise or what foods you limit yourself to.