DEAR ABBY: I had bariatric surgery (gastric sleeve) five months ago. I left my previous job because the way I was treated by my employer and co-workers changed drastically after my procedure. I am starting a new job soon and do not want to tell my new employer or co-workers that I have had this operation. People always treat you differently once they know. I don’t know anyone at the new job, and I prefer to keep this part of my life private. My boyfriend thinks I should tell at least HR, in case any medical issues arise while at work ...