Welland (2011 population 50,631) is a city in the Regional Municipality of Niagara in Southern Ontario, Canada. The city is located in the centre of Niagara.
More than 5 million U.S. children, or 9.5 percent, have been diagnosed with ADHD as of 2007, according to the U.S. Centers for Disease Control and Prevention. Kids with the condition may act more impulsively, and have difficulty paying attention and controlling their behavior.
HYPERACTIVITY DISORDER. BY LEO GALLAND, M.D. Attention deficit hyperactivity disorder has reached epidemic proportions among U.S. school children. The primary medical treatment for ADHD is the stimulant drug, Ritalin, the use of which has increased by 700 percent over the past five years.