Hello, do some regular physical activity of your choice to burn at least 500 calories daily to reduce 5 kg every month. Beside this cut down your calories from food by avoiding high fat,high carbs,high calorie foods and avoid carbs in dinner as well as restrict during the day also. Do some exercises for cheeks and chew sugar free gums or elaichi or any mouth refreshing healthy food item 3 times gor facial exercise.