The only way to lose 20 pounds in a month is to have mom or dad take you to the doctor for professional help.
You cannot lose 20 pounds of body weight in one day.
It's impossible to lose 20 pounds in overnight. Nutritionists are always recommending 2 pounds of weight loss in 7 days, according these levels it is always recommended to lose 20 pounds in 10 weeks.
around 12...
You are not fat if you are 12 and weigh 118 pounds at 4'12. The maximum for that height is 127 pounds. To lose 20 pounds in 4 months, restrict calorie intake and increase cardio activity.
you don't
You can't lose 100 pounds in 15 minutes. It takes about 11 or 12 months to lose 100 pounds.
The quickest way to lose 20 pounds is to sweat. Your body accumulates water weight which can add up fast.
20% = 0.20 60 pounds x 0.20 = 12 pounds
I thought you were 5'1"
Eat Healthy and exercise lots of it=) hope i helped=D
By cutting off your arm?