Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单

| A | | 1 | | B | | b | | C | | 人才招聘 | | D | | | | E | | 电子 | | F | | f | | G | | 克 | | H | | h | | I | | 我 | | J | | j | | K | | k | | L | | 升 | | M | | 米 |
| N | | n | | O | | o | | P | | p | | Q | |常见问题 | | R | | 研究 | | S | | | | T | | 吨 | | U | | u | | V | | v | | W | | 瓦特 | | X | | x | | Y | | y |

Causes of Insomnia失眠的原因

The common underlying causes of insomnia can be split into a number of categories.共同的根本原因，失眠，可分成若干类别。

Physical 物理

Insomnia can be caused by an underlying physical condition causing involuntary movement, pain or discomfort.失眠可以造成一个潜在的身体状况，造成不自主运动，疼痛或不舒服。 Examples include restless leg syndrome, obstructive sleep apnoea, arthritis, headaches, hot flushes (due to the menopause), pruritus (excessive itching), and Parkinson’s disease.例子包括不安腿综合征，阻塞性睡眠呼吸暂停症，关节炎，头痛，潮热（因更年期） ，瘙痒症（过度发痒） ，以及帕金森€ ™病。

Physiological 生理

Disruptions within the sleeping environment or to bedtime routines can cause insomnia.中断的内沉睡的环境，或就寝时间例程可导致失眠。 Factors include noise, light, snoring or movements of a partner, jet lag, or intellectual or physical activity immediately before bedtime (such as sports or heavy reading).因素，包括噪音，光线，打鼾或变动的一个伙伴，时差，或智力或体力活动，立即前就寝时间（如体育或重型读） 。

Psychological 心理

Loss or worry, caused by events such as bereavement, can make sleeping difficult.损失或担心，所造成的活动，如亲属丧亡之痛，可以睡困难。 Other examples include relationship problems, work worries, and even anxieties about being unable to sleep.其他例子包括关系问题，工作的忧虑，甚至焦虑，无法入睡。

Psychiatric 精神科

Underlying mental health problems such as depression, dementia or anxiety, can be a source of insomnia.背后的心理健康问题，如抑郁症，老年痴呆症或焦虑，可以是一个来源，失眠。

Pharmacological 药理

Sleeping problems can result from the effects of drugs.睡眠问题的结果，可以从效果的药物。 Withdrawal from certain drugs such as hypnotics (prescribed for short-term insomnia) may cause re-bound insomnia – when the person stops taking them the sleeping problems reoccur.退出某些药物，如安眠药（明短期失眠）可能导致重新约束失眠â € “当人停止以他们的睡眠问题再次发生。 Taking other drugs can also reduce the quality of sleep, for example: alcohol, antidepressants, appetite suppressants, beta-blockers and corticosteroids.采取其他药物也可以减少睡眠品质，例如：酒精，抗抑郁药，食欲suppressants ， β -阻断剂和皮质类固醇。