Oct 6, 2025 · The term ADHD has been used to describe both inattentive and hyperactive types since the mid-1990s. However, some people continue to use the term ADD as a way to indicate that the …

Since 1998, millions of parents and adults have trusted ADDitude's expert guidance and support for living better with ADHD and its related mental health conditions.

Nov 24, 2025 · ADHD replaced ADD as a more accurate term for a common neurodevelopmental disorder. Attention-deficient/hyperactivity disorder (ADHD) affects more than 7 million children …

Information about symptoms, diagnosis, treatment, and resources for children, teens, and adults with attention-deficit/hyperactivity disorder (ADHD).

Attention deficit hyperactivity disorder (ADHD) was first described in 1902, and research on it continues to this day. The most common treatment for ADHD is stimulant drugs. They can improve your...

Our What is ADHD? printout covers the most important areas of psychoeducation related to ADHD with simple and easy-to-understand language (although, this form is ultimately intended for adults). The …

Nov 25, 2025 · Attention-deficit/hyperactivity disorder (ADHD) is one of the most common neurodevelopmental disorders of childhood. Symptoms start in childhood and often last into …

Feb 6, 2010 · Whether you’re newly diagnosed, wondering if you have ADHD, or simply ready to take charge of your life – we’re here to help. Have ADHD? Start Here. ADDA is the world’s largest …

The Adult ADHD Self-Report Scale (ASRS-v1.1) Symptom Checklist was developed in conjunction with the World Health Organization (WHO), and the Workgroup on Adult ADHD.

Feb 24, 2025 · Experts have identified three types of ADHD based on the main symptoms involved: Originally, ADD described what’s now inattentive ADHD. A mental health professional might have …