We're not really sure why it [broken circadian rhythm] continues, but when they become adults, we usually have to treat it because many people need to get up early to go to work and they can't be sleeping until 11:00… — Shelby Harris Copy Share Image
![“We're not really sure why it [broken circadian rhythm] continues, but when they become adults, we usually have to treat it because many people need to get up early to go to work and they can't be sleeping until 11:00 or 12:00. So we use treatments like bright light therapy, melatonin, things like…” quote by Shelby Harris](https://sms4smile.com/quotes/img-quotes/7da/shelby-harris-10520_adults_we-re-not-really-sure-why-it-broken-circ_173576.jpg)