"heat index" an update on a story we covered last summer. A bride-to-be who took a drastic step to raise her self-esteem. Take a look. Meet kjerstin gruys, for an entire year, we're talking 52 weeks... See More
"heat index" an update on a story we covered last summer. A bride-to-be who took a drastic step to raise her self-esteem. Take a look. Meet kjerstin gruys, for an entire year, we're talking 52 weeks she removed mirrors from her daily life. That meant no checking herself out in the morning, no looking into a mirror while she applied makeup. No monitoring her reflection when she drove. I'm curious about what I look like. I have no idea what my haircut looks like. Reporter: Get this kjerstin refused to look at herself on that important of days, her wedding day. I don't get that, oh, I'm a bride. I don't have any regrets about not seeing myself on my wedding day. I think I was able to more fully engage in the day itself. I think I look good. Reporter: If she didn't, she had plenty of backup. I knew no one was going to let me walk down the aisle with broccoli in my teeth. I now pronounce you husband and wife. Reporter: Kjerstin's experiment chronicled in her new book "mirror mirror offhe wall" is one she says aimed at saving her self-esteem. Plagued by eating disorders as a teen, kjerstin, now a size 10 says mirrors have had a tendency of driving her into a self-spiral doubter. Time for kjerstin to be reintroduced to a once familiar face, her own in a mirror lined with well wishes on post-it notes from supporters. All: Three, two, one. Whoo! You guys look great. Reporter: Today a year after the experiment kjerstin says she likes more than ever what she sees. I see a happy, energetic and passionate woman. Reporter: Her advice to all women especially those who catch themselves worrying about their appearance. The. Mirrors are never the problem. Remind yourself of all the other things you have going on then the emphasis on your appearance becomes more healthy and pleasurable. looks great and good advice. I think it even gives you -- can you imagine not looking at yourself in the mirror for a year. How do you floss your teeth. We have to. She did it and good for her. Her memoir "mirror, mirror, off the wall, how I learned to love my body by not looking at it for a year" is out. The big moment has arrived.
This transcript has been automatically generated and may not be 100% accurate.