WebThe exact cause of attention deficit hyperactivity disorder (ADHD) is not fully understood, although a combination of factors is thought to be responsible. Genetics. …
It's likely that ADHD stems from a variety of causes. Someone who has a genetic predisposition, for example, may encounter environmental factors that also contribute to the development of ADHD. …
Other studies have suggested that people with ADHD may have an imbalance in the level of neurotransmitters in the brain, or that these chemicals may not work ...
Jun 25, 2019 · Causes. While the exact cause of ADHD is not clear, research efforts continue. Factors that may be involved in the development of ADHD include genetics, the environment or problems with the central nervous system at key moments in development. Risk factors. Risk factors for ADHD may include:
Researchers are not sure what causes ADHD, although many studies suggest that genes play a large role. Like many other disorders, ADHD probably results from a combination of factors.
Causes. While the exact cause of ADHD is not clear, research efforts continue. Factors that may be involved in the development of ADHD include genetics, the environment or problems with the central nervous system at key moments in development. Risk factors. Risk factors for ADHD may include: See more
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 …
Scientists have not yet identified the specific causes of ADHD. While there is growing evidence that genetics contribute to ADHD and several genes have been ...