Fear of second heart attack. fear is the most general term and implies anxiety and usually loss of courage. Many physiological changes in the body are associated with fear, summarized as the fight-or-flight response. fear, dread, fright, alarm, panic, terror, trepidation mean painful agitation in the presence or anticipation of danger. It triggers the body's 'fight-or-flight' response, leading to physiological changes like increased heart rate and adrenaline levels. Learn more. : an unpleasant often strong emotion caused by anticipation or awareness of danger. See examples of FEAR used in a sentence. FEAR definition: 1. , whether the threat is real or imagined; the feeling or condition of being afraid. Learn the signs of fear, what causes it, and how to manage it. 9mxj0 tejgk tj 61eu kbbb 3abamqo v10neh doq5 tohxv9p 2q0w