Assessment based on the ASRS-18 Scale (WHO) for ADD and Hyperactivity.
The ADHD Test based on the ASRS-18 scale is the most globally respected screening tool for identifying Attention-Deficit/Hyperactivity Disorder symptoms in adults. Updated for 2026, this test assesses the 18 main criteria defined by the WHO. To better understand the symptoms, see the complete list of ADHD symptoms in adults.
Many adults search for adult add test when they feel their inattention is harming their professional life but do not present physical hyperactivity. The ASRS-18 covers both the hyperactive and inattentive profile (popularly known as ADD). Understand ADHD symptoms in adults to better identify your patterns.
Taking an adhd test 2026 means using a tool aligned with the latest understandings of neurodivergence. Identifying signs early through the ASRS test is the first step to seeking professional help and improving quality of life. See the complete list of symptoms to better understand what the test evaluates.
The ASRS test (Adult ADHD Self-Report Scale) is divided into Part A (most predictive symptoms) and Part B (complementary symptoms). It is the fastest and safest way to perform an online ADHD self-assessment. Learn more in our FAQ.