Lizzie is living with a syndrome so rare that it remains undiagnosed. There are just three people in the world, including her, who are known to have it. Currently 23 years old, she weighs only around 60 pounds. She has been featured on The Today Show, Dr. Drew, Entertainment Tonight, and the Bobby Bones Show, and is the author of two books. While living with her condition has caused tremendous challenges, Lizzie calls it the "greatest blessing of her life." She has embarked on an inspiring journey to redefine beauty.