Flooding (Implosive therapy ) is defined as a behavioral technique in which a client is intensively exposed to a feared object until the anxiety diminishes. It is a procedure for treating anxiety that involves prolonged and repeated exposure to the anxiety-provoking situation until the subject’s level of anxiety has diminished. Moreover, Flooding refers to prolonged in vivo or imagined exposure to stimuli that evoke high levels of anxiety, with no ability to avoid or escape the stimuli. Implosive therapy uses Flooding.