Adjusting to the loss has made these children suffer psychologically and emotionally. The tactics themselves are psychologically and sometimes physically abusive. Post war samurai epics tended to portray psychologically or physically scarred warriors. Surprisingly these include culturally and psychologically focused history. Judith Warner recounts Levine's descriptions of parents who are physically "hyper-present" but psychologically absent. Their functioning becomes precarious and psychologically vulnerable. In order to prepare for protests physically and psychologically, demonstrators received training in nonviolence. It can be mildly psychologically addictive to some people. The medical consensus is that masturbation is a medically healthy and psychologically normal habit. The experiments produced monkeys that were severely psychologically disturbed. Such unhappiness led to repressed and psychologically disordered adults. They stay at her boarding house where Hyde sexually abuses and psychologically manipulates her. This proved to be psychologically damaging to both parties. She is the most psychologically profound alter. Several authors consider open marriages to be psychologically damaging.