People who have it can not control their overactive behavior and are abnormally active.
References[change | change source]
- Schab DW, Trinh NH (2004). "Do artificial food colors promote hyperactivity in children with hyperactive syndromes? A meta-analysis of double-blind placebo-controlled trials". Journal of developmental and behavioral pediatrics : JDBP 25 (6): 423–34. doi:10.1097/00004703-200412000-00007. PMID 15613992.