What happened? in Thoughts

I use to be full of abstract thoughts. They came from nowhere and everywhere. Now, it seems I have to figuratively stab myself in the brain to think anything other than ‘work, bills, wedding, death, work, family’. I often find myself wondering ‘what happened to me’? All the things I used to do, the thoughts I used to think, the very demeanor of what I was known for, has ceased to exist. Yet, I cannot come up with even the tiniest reason as to why I’ve changed so drastically. It bothers me immensely…