It may not surprise you to learn that the old formula of cutting
500 calories a day to lose a pound a week does not work for
every person. Now scientists have come up with a new formula —
all you have to do is convert your BMI into furlongs per
fortnight, divide it by the circumference of the Earth in
centimeters, and then add the total number of hairs on your
scalp. Easy! Okay, not quite. According to LiveScience, the new
formula, unveiled at this year's American Association for the
Advancement of Science meeting, goes like this: for every 10
calories you cut per day, expect to lose one pound over the
course of three years. So if you eat 100 calories less every
day, you should weigh 10 pounds less three years later. Weight
loss researcher Kevin Hall says this new formula takes into
account the fact that weight loss tends to slow down over time.
If you want to lose more weight after three years, he says,
you'd need to cut more calories. Also, he acknowledges that
weight loss isn't the same for everyone — he h