单词	hyperactivity
释义	hyperactivity /ˌhʌɪpərakˈtɪvɪti / noun [mass noun] 1The condition of being abnormally or extremely active: hyperactivity of the thyroid gland... Swimming happens to be the activity that is most often recommended for children with asthma, because swimming does not produce any bronchial hyperactivity. Some breathing techniques may be contraindicated for those with asthma as they leading to agitated bronchial hyperactivity. Hyperactivity of noradrenaline in the brain has been found to correlate with aggressive behaviour in humans. 1.1Constantly active and sometimes disruptive behaviour, occurring primarily in children: pupils deprived of sleep tend to display hyperactivity... Findings from the few studies that have examined relations between family life factors and preschool hyperactivity are inconclusive. These medicines dramatically help decrease hyperactivity and impulsivity, and increase attention for many children. The children were compared for attention span, hyperactivity, and impulsivity.
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