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   What causes ADHD in children?

   • The exact cause of ADHD is unknown. But research suggests that it is genetic. It is a brain-based problem. Children with ADHD have low levels of a brain chemical (dopamine). Studies show that brain metabolism in children with ADHD is lower in the parts of the brain that control attention, social judgment, and movement.

   Attention-Deficit/Hyperactivity Disorder (ADHD) in Children

   www.stanfordchildrens.org/en/topic/default?id=attention-deficithyperactivity-disorder-adhd-in-children-90-P02552

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   What causes ADHD symptoms?

   • Stress, sleep disorders, anxiety, depression, and other physical conditions or illnesses can cause similar symptoms to those of ADHD. Therefore, a thorough evaluation is necessary to determine the cause of the symptoms. During an evaluation, the health care provider or mental health professional may:

   Attention-Deficit/Hyperactivity Disorder in Children and Teens ... - NIMH

   www.nimh.nih.gov/health/publications/attention-deficit-hyperactivity-disorder-in-children-and-teens-what-you-need-to-know

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   What is ADHD in children?

   • Attention deficit hyperactivity disorder (ADHD) in children is a difference in brain development that can affect their ability to focus and self-control. It's one of the most common brain disorders in children, affecting nearly 10% of kids in the U.S.

   ADHD in Kids: Symptoms, Types, and Tests for ADHD in Children - Web…

   www.webmd.com/add-adhd/childhood-adhd/adhd-children

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2. www.mayoclinic.org › diseases-conditions › adhdAttention-deficit/hyperactivity disorder (ADHD) in children

   www.mayoclinic.org › diseases-conditions › adhd

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   Jun 25, 2019 · The primary features of ADHD include inattention and hyperactive-impulsive behavior. ADHD symptoms start before age 12, and in some children, they're noticeable as early as 3 years of age. ADHD symptoms can be mild, moderate or severe, and they may continue into adulthood.

3. www.webmd.com › add-adhd › childhood-adhdADHD in Children: Symptoms, Causes, Treatment - WebMD

   www.webmd.com › add-adhd › childhood-adhd

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   Nov 15, 2023 · Causes of ADHD in Children. Doctors don't know exactly what causes ADHD. But it's known to run in families. One out of 4 kids with ADHD also have a parent with ADHD.

4. www.stanfordchildrens.org › en › topicAttention-Deficit/Hyperactivity Disorder (ADHD) in Children

   www.stanfordchildrens.org › en › topic

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   What causes ADHD in a child? The exact cause of ADHD is unknown. But research suggests that it is genetic. It is a brain-based problem. Children with ADHD have low levels of a brain chemical (dopamine). Studies show that brain metabolism in children with ADHD is lower in the parts of the brain that control attention, social judgment, and ...

5. www.healthychildren.org › Causes-of-ADHDCauses of ADHD: What We Know Today - HealthyChildren.org

   www.healthychildren.org › Causes-of-ADHD

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   Research to date has shown ADHD may be caused by a number of things: Brain anatomy and function. A lower level of activity in the parts of the brain that control attention and activity level may be associated with ADHD. See ADHD and the Brain from Understood.org. Genes and heredity.

6. www.webmd.com › add-adhd › attention-deficitADHD: Symptoms, Types, Testing, and Treatment - WebMD

   www.webmd.com › add-adhd › attention-deficit

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   Mar 10, 2024 · ADHD is the most commonly diagnosed mental disorder in children. Find out the symptoms in children and adults, types, causes, diagnosis, treatment, and outlook.

7. www.nimh.nih.gov › health › publicationsAttention-Deficit/Hyperactivity Disorder in Children and ...

   www.nimh.nih.gov › health › publications

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   This brochure provides information about attention-deficit/hyperactivity disorder (ADHD) in children and teens including symptoms, how it is diagnosed, causes, treatment options, and helpful resources.

8. www.nimh.nih.gov › health › topicsAttention-Deficit/Hyperactivity Disorder - National Institute ...

   www.nimh.nih.gov › health › topics

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   Attention-deficit/hyperactivity disorder (ADHD) is marked by an ongoing pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning or development. People with ADHD experience an ongoing pattern of the following types of symptoms: