Great news for those of you who have an addiction to fast food or are trying to lose weight!
Amazon is selling a shock bracelet that can also help you curb some bad habits like spending too much time online, biting your nails or oversleeping.
The bracelet's maker, Pavlok, trains your brain with a safe and harmless 'zap' of electricity on your wrist, to help you kick habits.
Read more about it HERE.