Months after announcing her health condition to the public, Halsey revealed the distressing impact of her illness. “I just felt really f—— ugly the whole time I was sick. I could not look at myself. I didn’t look in a mirror unless I was putting a contact lens in my eye,” she told Paper magazine. “I was just unrecognizable,” the singer said. “I didn’t look at myself. It was horrific, and it would spin me out.” She also revealed the timing of learning she was ill took a toll on her. “I had a tiny little baby and I was on my tour, and it was my 28th birthday when I got the confirmation of my…