Losing weight may not be that hard — for rodents, a new study shows. Researchers have discovered an internal scale in rats and mice that sends signals to the brain to cut back on food if weight gain is detected. Now, the researchers hope to translate the findings to humans.
For the study, the team mimicked weight gain by implanting capsules into the abdomens of obese rats and mice. Mice received a capsule that weighed about six grams, while rats were given an 80 gram capsule. Two weeks la