The truth about ADHD and autism: how many people have it, what causes it, and why are diagnoses soaring?

Neurodivergent brains are built and work somewhat differently. Illustration: Guardian Design/Bruno Haward

According to The Guardian, autism and ADHD diagnoses have increased dramatically—from 4–6 per 10,000 to 1–3% of the global population—driven by broader criteria, awareness, and improved diagnostics. Experts discuss the need for supportive environments and inclusive policies theguardian.com.