Hydrotherapy is an environment that may be conducive to encouraging physical activity in children with Autism Spectrum Disorder. The buoyancy of water can assist with movement, balance, and coordination .Water also provides an opportunity for social interaction through aquatic games and activities.Based on the literature, Aquatic therapy appears to be particularly beneficial for children with Autism Spectrum Disorder who need strong sensory stimulation.
Clinically, infants with Autism Spectrum Disorder often display gross motor delays in supine, prone, and sitting skills in their first year of life . Studies reveal that motor abnormalities in Autism Spectrum Disorder can occur very early in developmental trajectory.