Kerry Yang suffered years of stigma and isolation as a child with psoriasis, which his mother tried to treat with Chinese traditional medicine. As an adult and medical school student, he's finally come to understand his mother's motivation.

When Kerry Yang started medical school, he realized just how important numbers are in patient care. But after watching his dad monitor his blood sugar levels and understanding his life story of growing up in China under the rule of Mao Zedong and the Chinese Communist Party, he realized the numbers told only part of the narrative.