Can you lose weight fast by not eating?

Moreover, will I lose weight if I stop eating for 3 days?

You will likely lose weight on anydietif you eat less than 910 calories a day.Butlosing 10 pounds in 3 days is both unlikelyandunhealthy. To lose just 1 pound of body fat, you needtoreduce your daily calories by about 500 a day for awholeweek. That's giving up 3,500 calories over the course of7days.

Likewise, how long after not eating do you burn fat? "Your body's fat-burning abilitypeaksafter you've been fasting for 12 to 14 hours," theleadauthor of the study explains. That's because, for the first12hours of fasting, your body burns glycogen (a moleculethatstores sugar). After 12 hours, it starts to burnfatstores.

Keeping this in consideration, can you lose weight by not eating and just drinking water?

You don't eat and only drinkwater.Some water diets tell you to drinkwater for afew days, but let you add in fruits andvegetables onceyou've begun to lose weight. Ifyou're ahealthy person, a few days of fasting probably won'thurtyou, according to Upton, but it's a bad way toloseweight.

What happens when you stop eating to lose weight?

When you dramatically reduce your calorieintake,you will lose weight. But it can also causeall kindsof health problems, including muscle loss. Further, whenyoustart fasting, your body goes into conservation mode,burningcalories more slowly.