a heart beat that is very irregular or too fast
心悸, 不规则心跳
医生安慰他说，偶尔的心悸可能是正常的，尤其是在压力或焦虑期间。
the infection and inflammation of air sacs in one's lungs, usually caused by a bacterial infection that makes breathing difficult
肺炎, 肺部感染
医院在她出现严重肺炎症状（包括高烧和呼吸困难）后收治她进行治疗。
a medical condition during which mucus accumulates in one's nose, throat, or sinuses and blocks them
卡他, 鼻感冒
医生解释说卡他通常是过敏或感染的症状，比如普通感冒。
a feeling of being physically ill and irritated without knowing the reason
不适
分手后，她感到一种不适和缺乏动力。
any disease or virus that can be easily passed from one person to another
传染病, 感染
这部电影描绘了一个可怕的场景，致命的传染病席卷了城市，引起了广泛的恐慌。
a condition where an excess amount of blood or other fluid accumulates in a part of the body, leading to swelling or discomfort
充血, 肿胀
她使用了一种减充血喷雾来缓解鼻窦充血并减轻头部的压力。
an injury or wound to living tissue, often involving a cut, break, or trauma to the skin
病变, 损伤
医生在包扎前清洁了病变。
an open sore on the skin or inside the body that heals slowly and may bleed or produce pus
溃疡, 疮
any organism that can cause diseases
病原体, 致病菌
疫苗旨在通过刺激免疫系统识别和对抗特定的病原体来提供保护。
a mild state of being unwell, often leading to a temporary inability to perform one's usual activities
不适, 微恙
由于突然的不适，学生向学校请了短假。
a short period during which someone is suffering from an illness
发作, 一段时期
她在餐厅吃了未煮熟的鸡肉后，经历了一次食物中毒发作。
the first person known to have a certain disease, often seen as the starting point of an outbreak
零号病人, 第一个病例
卫生官员正在努力追踪零号病人的动向，以防止疾病的进一步传播。
a person who has an eating disorder characterized by an intense fear of gaining weight and severe food restriction
厌食症患者, 患有厌食症的人
厌食症患者通常需要多学科的治疗方法，涉及医生、营养师和治疗师。
the prevalence of disease or injury within a specific population over a particular period
发病率, 疾病患病率
吸烟与肺癌发病率增加有关。
any physical problem that might put one's health in danger
疾病, 病症
纵观历史，人类一直在与天花和结核病等广泛传播的疾病作斗争。
a state of pain or suffering due to a physical or mental condition
痛苦, 苦难
心理健康专业人士为那些与抑郁或焦虑等情绪痛苦作斗争的个人提供咨询和支持。
a person who is excessively concerned about their health and often believes they are ill
过分担心自己健康的, 疑病症的
她疑病症的心态使她 meticulously 追踪每一个小症状，对潜在的健康问题产生持续的担忧。
severely affected by a harmful condition or troubling emotion
遭受打击的, 深受影响的
在失去宠物后，她陷入了悲痛之中。
energetic and agile, especially in older age
敏捷的, 精力充沛的
尽管年事已高，奶奶仍然足够敏捷，能在操场上跟上她的孙子们。
relating to a health condition where a person has a lower than normal number of red blood cells, causing fatigue and weakness
贫血的
贫血的个体可能会因为血液中携氧能力降低而出现头晕、呼吸急促和皮肤苍白等症状。
suffering from an illness or injury
生病的, 痛苦的
玛丽生病的祖母需要经常去看医生以控制她的慢性健康状况。
yellowish, sickly, or lacking in healthy color
蜡黄的, 苍白的
尽管试图掩饰她的疲劳，她皮肤上的蜡黄色调揭示了不眠之夜的影响。
feeling or appearing completely exhausted
筋疲力尽的, 耗尽的
尽管感到身体上筋疲力尽，球队在冠军赛的最后几分钟表现出了坚定不移的决心。
abnormally pale, lacking in color, and often associated with illness, shock, or a lack of vitality
苍白的, 无血色的
在长时间没有休息的旅程后，她显得苍白且疲惫。
weakened and depleted of strength or vitality
衰弱的, 无力的
经过一个不眠之夜，她醒来时感到虚弱，缺乏往日的活力。
looking pale due to being sick or in poor health
苍白的, 面无血色的
流感让他感到虚弱和苍白，眼下有黑眼圈，皮肤苍白。
indicating or promoting healthiness and well-being
有益健康的, 促进健康的
水疗中心以有益健康的环境为荣，拥有宁静的周围环境和被认为具有治疗特性的天然温泉。
relating to a disease or condition that is commonly found in a specific area or group of people
地方性的
这个岛国几十年来一直在与地方性贫困作斗争，有限的教育和医疗资源加剧了这一问题。
related to a state in which an individual's immune system is weakened or impaired, making them more susceptible to infections and illnesses
免疫受损的, 免疫功能低下的
接受化疗的癌症患者通常免疫功能低下。
(of a disease) not showing any symptoms associated with it
无症状的
无症状携带者在聚会上不知不觉地将疾病传播给了几个人。
