Translations:Adventist Youth Honors Answer Book/Outreach/Christian Grooming & Manners/72/en
From Pathfinder Wiki
For Young Men
16. Tell how to have well-groomed hair and how to choose a hairstyle that makes you look your best.
Wash your hair regularly, and comb it several times between shampooing. Long hair needs to be washed more frequently (at least every other day), while short hair requires less maintenance.