When we are "hooked on" something, it means we are obsessed or addicted to it. There are many other expressions that mean the same thing - such as being fixated on, addicted to, infatuated with, or consumed by something. If something has captured your attention and you simply can't let go, you might describe yourself as being engrossed with or absorbed in it. Similarly, if you can't stop thinking about it, you might say you are consumed by it. Regardless of the words you choose, Addiction can be dangerous and it's important to take care of oneself if you are struggling to break free from an unhealthy obsession.