Hyperactivity is a psychological or physical state of abnormally high activity, a symptom of certain medical or psychiatric conditions, and a common psychological syndrome. [1] As a behavioral …

NIMH researches attention-deficit/hyperactivity disorder (ADHD). Find resources on the signs and symptoms of ADHD and potential treatments and therapies.

Aug 27, 2019 · Hyperactivity is often a symptom of an underlying mental or physical health condition. One of the main conditions associated with hyperactivity is attention deficit …

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 …

Mar 7, 2025 · This condition affects children and may continue into adulthood. It can include having a hard time paying attention, being hyperactive and being impulsive.

Apr 1, 2024 · Hyperactivity means having increased movement, impulsive actions, a shorter attention span, and being easily distracted.

Aug 8, 2022 · Hyperactivity is a physical state in which a person is unusually active. It involves excessive movement, talking, and restlessness. These behaviors can be part of attention …

ADHD (attention-deficit/hyperactivity disorder) is a type of brain difference that can make it hard to pay attention, finish tasks and sit still. Treatment can help.

Sep 27, 2023 · Attention deficit hyperactivity disorder (ADHD) has three subtypes. Hyperactive ADHD is a subtype that mainly causes high energy, restlessness, and impulsive behavior.

Symptoms of ADHD include inattention (not being able to keep focus), hyperactivity (excess movement that is not fitting to the setting) and impulsivity (hasty acts that occur in the moment …