I think if you want to lose 20 pounds quickly in a month, you'd better do the following:

1, to control the diet reasonably, don't eat spicy, fried, cold food, it is best to eat vegetables and fruits, because their calories are relatively low, which is more conducive to weight loss.

2. Plan your exercise reasonably, make an exercise table for yourself, and follow the schedule every day to achieve the calorie consumption of fat.

3, sleep, we should develop a good habit of going to bed early and getting up early, which is more conducive to our metabolism and more conducive to our weight loss.