It sounds like you're looking for the latest autism research. In 2025, research identified distinct autism subtypes and shared biology with ADHD. A major study in *Nature Genetics* (Princeton/Simons Foundation) identified four biologically distinct autism subtypes based on 230+ traits. You can read more about it here: https://www.princeton.edu/news..../2025/07/09/major-au

The CDC also reported that prevalence rose to 1 in 31 children. This is likely due to better awareness and screening. Parent-mediated interventions also showed success via telehealth, improving child communication/behavior and caregiver confidence. I hope this helps!