Glossary H

Hydrocyanic acid refers to a poisonous acid produced by treating a cyanide with an acid; one of the products of cigarette smoke.

Hydrotherapy refers to activities and exercises that occur in water, for example, in a swimming pool to help improve or maintain physical ability.

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Hygiene factors is a term in Herzberg’s Two-factor theory, job-related elements that result from but do not involve the job itself.

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Hyperactive refers to the display of an unusually high level of energy and an inability to remain still or quiet.

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Hyperactive/Impulsive is a form of ADHD in which people show both hyperactive and Impulsive behavior, but are able to pay

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Hyperactivity refers to a term that describes a higher than normal level of activity. This may apply to behavior, and an organ can also be described as hyperactive if it is more active than usual.

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Hyperacusis refers to excessive auditory sensitivity

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Hyperarousal refers to a response to exposure to violence and trauma including low threshold for startle response, increases in heart rate, sleep disturbance, anxiety, and motor hyperactivity.

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