Child's Weight Has Little Effect on Mood, Behavioral Disorders: StudyLondon, 8 Jan (OAN) --- According to a new study, childhood BMI is unlikely to have a significant impact on children's mood or behavioral disorders.The results suggest that some previous studies, which have shown a strong link between childhood obesity and mental health, may not have fully accounted for family genetics and environmental factors.Children with obesity are more likely to be diagnosed with depression, anxiety, or attention-deficit hyperactivity disorder (ADHD), but the nature of the relationship between ...