The inventors say it helps you lose weight by decreasing your appetite and increasing your metabolism by delivering electric shocks to your brain. One of the creators says it helped him reduce his own body fat by 44% in one year so it sounds like it actually works, but would you be comfortable with zapping your brain? I also thought the sound of wearing a device on your head didn't sound appealing, but it actually doesn't look to bad. It's pretty sleep and almost looks like a head band on some models.
The low-level electrical impulses are targeted to the part of the brain that controls body temperature, thirst and hunger. Watch the video below or click the article underneath that for more details.