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Obsessive compulsive disorder强迫症
Obsessive compulsive disorder (OCD) is a psychological condition, characterised by high anxiety, which can significantly interfere with normal life.强迫症（强迫症）是一种心理状态，特点是高焦虑，它可以显着干扰正常的生活。
OCD usually involves having both obsessions ie recurring, obtrusive, unwanted thoughts that are experienced and result in unreasonable fears, and compulsions ie act or rituals carried out in response to fears caused by the obsessions.强迫症通常涉及既有执着即再度发生，突兀的，无用的想法都是经验丰富的，并导致不合理的恐惧，和强迫行为，即行为或仪式进行，在反应的恐惧所带来的执着。 A person may however have only obsessive thoughts without their expression as compulsive behaviour.一个人可能，但只有强迫思考没有他们的表达，作为强迫性的行为。
An individual usually feels less anxious once they have carried out the compulsion.个人通常觉得少急欲一旦他们进行了强制。
Failure to complete the compulsion often results in severe anxiety or panic - but continuing to try to live with the rituals often also leads to anxiety or depression.未能完成强制往往导致严重的焦虑或恐慌-但继续尝试生活的仪式，往往也导致焦虑或抑郁症。
Examples of compulsions include excessive hand washing, cleaning, counting, checking, touching, arranging, hoarding, measuring, excessive neatness, and repeating tasks or actions.的例子，强迫行为，包括过度洗手，清洗，计数，检查，触摸，安排，围板，测量，过度洁净的，反复的任务或行动。
Examples of obsessions are worrying excessively about germs, contamination, dirt, fearing having harmed others, intrusive sexual thoughts or urges, death and illness.的例子，执着是令人担忧的过分约病菌，污染，脏，怕有伤害他人的，侵入性的想法或敦促，死亡和疾病。
People with OCD are aware that their compulsions and obsessions are irrational or excessive.强迫症的人都知道，他们的强迫和执着是不合理的或过分的。 Perception of reality is not distorted.知觉的现实是，不扭曲。 However, this knowledge is not sufficient to enable them to stop the obsessions and compulsions.不过，这方面的知识是不足够的，使他们能够停止强迫观念和强迫行为。
OCD affects approximately 2% of the population.强迫症影响约2 ％的人口。 Males and females are equally affected.Although the symptoms of OCD typically begin during the teenage years or early adulthood, children can develop the condition at earlier ages, even during the preschool years.男性和女性同样affected.although症状的强迫症通常开始在十几岁的年或成年早期，儿童可以发展的条件，在较早的年龄，即使是在学龄前年。 Research indicates that at least one-third of cases of OCD in adults began in childhood.研究表明，至少有三分之一的案件强迫症在成年人开始在童年。
There is a higher incidence in people with Tourette's Syndrome with approximately 35-50% of patients having OCD.是有较高的发病率在人与抽动秽语综合征的约35-50 ％的病人有强迫症。
