Attention deficit hyperactivity disorder, also known as ADHD, is one of the most common childhood disorders that persists into adulthood. Although ADHD is not considered a learning disability, children diagnosed with ADHD may be significantly affected in areas such as sitting still, staying focused, being organized, and doing homework. Each of these things affects the learning of children with ADHD. Children who are diagnosed with ADHD have difficulty concentrating, controlling their behavior and generally act without thinking. ADHD affects approximately 3-7% of the population and is more common in boys than girls (Kingsley, 2012). ADHD in childhood affects children's behaviors at home and at school. There are many different symptoms that children experience before being diagnosed with ADHD. These symptoms all fall into the three main types of disorders: predominantly inattentive type, predominantly hyperactive-impulsive type, and combined type. ADHD is often associated with other related disorders and problems. Middle-aged children diagnosed with ADHD may begin to experience many challenges at school and at home. Although ADHD cannot be cured, it can be successfully treated and managed to help all children diagnosed with ADHD achieve academic success and control their behavior. Some causes of attention deficit hyperactivity disorder may be the right hemisphere of the brain. different in people with ADHD and infants born prematurely are at higher risk. Children in middle childhood who are diagnosed with ADHD may need more sensory stimulation, provided by their extra movements. The signs and symptoms of ADHD fall into three main categories: an inattentive type, with signs that...... middle of paper...... their schoolwork which then begins to impact their academics. They may also have difficulty interacting with peers and other students at school, have low self-esteem and poor anger control. Children with ADHD during these childhood years are at risk for academic failure. They are more likely to repeat a grade, be placed in special education and benefit from academic tutoring (“lifelong ADHD”). ReferenceEllison, A. (2004). Attention Deficit/Hyperactivity Disorder (ADHD). In Encyclopedia of Applied Psychology. Retrieved from http://search.credoreference.com.rap.ocls.ca/content/entry/estappliedpsyc/attention_deficit_hyperactivity_disorders_adhd/0Kingsley, R. (2012) What is ADHD. /medical/learning/adhd.htmlAdhd throughout life (nd). Retrieved from http://www.myadhd.com/adhdacrosslifespan.html.