A Nebraska hospital was criticized for its dress code update on messy buns after a screenshot of the policy went viral, according to media reports. Bryan Health, located in Lincoln, gave an update to a nursing unit in late July, the health system said in an Aug. 1 statement. TikTok personality Nurse Blake posted a screenshot of the update on July 28. The screenshot reads, “Dress code update: There is an emphasis on hair being clean, neatly managed, therefore no ‘messy buns.’ ” Along with the text, the screenshot shows three photos of messy buns that the hospital’s statement described as “hair …