How to Use "obsessed" with Example Sentences

1. Americans are notoriously obsessed with books about self-improvement .
2. Instead he was obsessed with product design and aesthetics , and with making advanced technology simple to use .
3. Seeing the service get updated so frequently , you get the sense that the company is extremely obsessed about the local space .
4. Why are we obsessed and how easy is it to do at home ?
5. South africa remains obsessed by it .