14 weeks of CrossFit Kids exercise program

Waitlist group that waits 14 weeks while group 1 does exercise program. After first 14 weeks will then participate in 14 weeks of CrossFit Kids exercise program

Participants will be actively participating in a 14 week twice weekly CrossFit Kids exercise program.

The Social Responsiveness Scale, 2nd edition is a parent questionnaire that describes difficulties in socialization, communication, and repetitive/restricted interests. The SRS includes parent and teacher evaluations and provides quantitative subscales that can distinguish the presence of ASD from other child psychiatric conditions. Scale will be administered pre CrossFit Kids intervention, after the 14 weeks of CrossFit Kids and then 8 weeks after the intervention of CrossFit Kids. Total T-score ranges 59 and below=within normal limits; 60-65 =mild range, 66-75 =moderate range, 76 or higher = severe range. Lower T-score means participant is less affected.

The Behavioral Symptoms Index on the Behavioral Assessment System for Children, 3rd edition (BASC-3). Parent report is a parent rating scale that will be used as a general behavioral screen for comorbidities (hyperactivity, other externalizing behaviors, depression, etc.). Scale will be administered pre CrossFit Kids intervention, after the 14 weeks of CrossFit Kids and then 8 weeks after the intervention of CrossFit Kids. T scores are as follows 60 or less= within normal limits, 60-70 =at risk, 70 or higher= clinically significant. Lower T-score means less behavioral symptoms.

The Repetitive Behavior Scale Revised (RBS-R) is a parent questionnaire that measures six subscales of repetitive behavior including: Stereotyped Behavior, Self-injurious Behavior, Compulsive Behavior, Routine Behavior, Sameness Behavior, and Restricted Behavior in those with ASD. Scale will be administered pre CrossFit Kids intervention, after the 14 weeks of CrossFit Kids and then 8 weeks after the intervention of CrossFit Kids. Higher total scores on repetitive behavior scale are associated with higher amounts of repetitive behaviors.