Although `` severely elevated mood '' sounds somewhat desirable and enjoyable , the experience of mania is often quite unpleasant and sometimes disturbing , if not frightening , for the person involved ( and those close to them ) , and may lead to impulsive behavior that may later be regretted . Although `` severely elevated mood '' sounds somewhat desirable and enjoyable , the experience of mania is ultimately often quite unpleasant and sometimes disturbing , if not frightening , for the person involved and for those close to them , and it may lead to impulsive behavior that may later be regretted .