Eat alternately for two days,
Eat a normal diet on the first day (no overeating) and only eat whole wheat bread on the second day (tea and coffee are normal). One day to ensure nutrition, one day to burn fat, so that two days alternate, mental stress will not be too great, not very sad. You can lose 5 kilograms in 2-3 weeks. He said it was very popular and effective in Europe.