The slimming chip developed by Imperial College London in London is a microchip that can be used to control weight. The slimming chip will interact with human vagus nerve, which is the key to forming appetite. It can not only check the calorie intake of food, but also control the chemical and electronic reactions in the body, which just affect the relationship between appetite and satiety. If the experiment is successful, it will become an effective and safe method to lose weight, comparable to liposuction. 20 13 intelligent slimming chip invented by Martin Fussenegger, a professor at Swiss federal institute of technology in Zurich. This chip can monitor the blood lipid level in real time after being implanted in the body. When it finds that the "owner" has eaten too much, it will release a hormone to make people consciously put down their food.