注意缺陷与多动障碍（ADHD）是一种以注意力无法持久集中、过度活跃和情绪易冲动为主症的神经发育障碍。 常在儿童时期发病，多数在学龄前期开始出现，主要分为儿童青少年ADHD和成人ADHD两种类型。

Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by symptoms of inattention, hyperactivity, impulsivity, and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally inappropriate. [9] ADHD symptoms arise from executive dysfunction. [18]

2023年11月1日 · Attention deficit hyperactivity disorder (ADHD) is a mental health condition that can cause unusual levels of hyperactivity and impulsive behaviors. People with...

2024年3月10日 · ADHD stands for attention deficit hyperactivity disorder. It’s a brain disorder that affects how you pay attention, sit still, and control your behavior. It...

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

Read about ADHD, its types, symptoms, possible risk factors, screening, treatment, and CDC's work. Symptoms start in childhood and can continue into adulthood, but they may look …

Deciding if a person has ADHD is a process with several steps. There is no single test to diagnose ADHD, and many other problems, such as sleep disorders, anxiety, depression, and certain types of learning disabilities, can also have symptoms similar to …

2023年8月8日 · Attention hyperactivity disorder (ADHD) is a psychiatric condition that has long been recognized as affecting children's ability to function. Individuals suffering from this disorder show patterns of developmentally inappropriate levels of …

Attention deficit/hyperactivity disorder (ADHD) is among the most common neurobehavioral disorders presenting for treatment in children and adolescents. ADHD is often chronic with prominent symptoms and impairment spanning into adulthood. ADHD is often associated with co-occurring disorders including disruptive, mood, anxiety, and substance abuse.

Based on their specific symptoms, a person can be diagnosed with one of three types of ADHD: ADHD symptoms must begin in childhood (before age 12). Symptoms often continue into the teen years and adulthood. The criterion for a diagnosis differs slightly based on age.