| Parents of children with ADHD often blame | | | | of pregnancy to the disorder.Early studies show that |
| themselves for it. But studies show little evidence | | | | attention disorders were caused by brain injury. |
| that ADHD is caused by social factors or child-rearing | | | | Children who show some signs of ADHD are most |
| methods, indicating instead that genetics and | | | | likely the ones who suffered from brain injury.It has |
| neurobiology are to blame. Environmental factors do | | | | been suggested that food additives and sugar cause |
| not give rise to ADHD completely, but only influence | | | | attention disorders, too. But recent studies have |
| the situation and level of impairment the person may | | | | shown that there are no considerable effects of |
| experience.There are six possible causes of | | | | sugar on the behavior or learning of children.Attention |
| ADHD-like behavior: learning disability, a sudden | | | | disorders are often hereditary, passing from |
| change in the child's life like loss of loved one, | | | | generation to generation. Attention disorders are |
| seizures, hearing difficulty, brain dysfunction, and | | | | likely due to the genetic makeup of an individual. This |
| anxiety.There are four major causes of ADHD, | | | | is the most scientific basis as to the cause of ADHD. |
| namely, environmental agents, brain injury, food | | | | Studies show that attention-deficit hyperactivity |
| additives and sugar, and genetics. Studies show that | | | | disorder is more common in children who have close |
| environmental agents such as alcohol and cigarettes | | | | relatives with the disorder.Health professionals know |
| are risk factors for ADHD. Health professionals | | | | that ADHD is caused by a weakness in how the brain |
| recommend that it is best to avoid both cigarettes | | | | utilizes chemicals called neurotransmitters. These |
| and alcohol during pregnancy. Recent studies also link | | | | chemicals assist in sending messages between nerve |
| smoking and other substance abuse for the duration | | | | cells in the brain. |