Instruct: Classify Amazon reviews into positive or negative sentiment
Query: broke after 3 weeks of use

At first during 3 weeks i was in love with this twist because it really works as an excercizer, i was in pain the first week using it every day 20 minutes, and that means it works, however now the twist has broken, it makes a strange noise when i step on it, and it does not twist like it used, and i only weight 130 pounds, only I used it! i am very dissapointed because i was really happy with the training I was doing : (