Flu typically preys on the old and on those whose immune systems are compromised.
通常，流感波及的对象是老年人和免疫功能低下的人群。
Just over the course of a single academic term, procrastinating college students had such evidence of compromised immune systems as more colds and flu, more gastrointestinal problems.
仅通过一个学期的大学课程，拖延的大学生的免疫系统明显受到威胁，会更容易出现伤风，感冒以及肠胃问题。
Not for healthy people, insists Dr Pace, but those with a compromised immune system or who are at risk of pulmonary diseases—the elderly, say—may want to take precautions.
对健康人自然没什么，佩斯博士强调，但是对于那些免疫系统缺陷或者那些易患肺部疾病的人群——就是老人——最好做好预防工作。
Still, she cautioned that the bacteria could pose a risk to vulnerable people such as infants, pregnant women, the elderly and those with compromised immune systems.
但是她同时指出，这些细菌对于那些十分脆弱的人，例如，婴儿、孕妇、老人和那些有免疫性系统疾病的人都是有风险的。
While most healthy children can fight the infection with their natural defences, children whose immune systems are compromised are at higher risk of developing pneumonia.
多数健康的儿童可通过自身的天然防御功能抵御感染，但免疫系统受损的儿童有形成肺炎的较高风险。
But successful outcomes also depend greatly on the extent of the drug resistance, the severity of the disease and whether the patient's immune system is compromised.
但是，成功的结果还极大地取决于耐药程度、疾病的严重程度以及患者的免疫系统是否受到损害。
Pregnant women, young children, the elderly, and those with compromised immune systems are particularly vulnerable to food poisoning, which can cause nausea, vomiting, diarrhea, fever, and body aches.
怀孕妇女、小孩、老人和那些免疫系统比较差的人群更加容易发生食物中毒，这些食物中毒可以导致恶心、呕吐、腹泻、发烧和肢体疼痛等疾病。
Risky-food consumption also appeared to be higher among children with compromised immune systems than among healthy children.
“危险”食物消费在免疫功能较弱的儿童群体食用比例要高于在健康儿童群体。
The spray gives a stronger immune reaction but carries a small risk that the virus will multiply too quickly in people with compromised immunity.
喷雾疫苗有更强免疫应答但也小有危险，病毒在免疫功能损伤者可迅速繁殖。
Many times their immune systems are severely compromised from the cancer medications and treatment. Even a slight error or alteration of their medication could have a devastating, negative effect.
癌症病人通常是最容易受到伤害的病人之一，癌症药物和治疗经常严重危及他们的免疫系统，即使是用药过程中犯一个小错误和稍微改变用药，也可能带来灾难性的反作用。
Children, the elderly, and those with compromised immune systems are certainly more at risk of getting ill, and may be best off avoiding street eats.
如儿童、老人和免疫系统受损的人患病风险更高，故应避免街头食品。
"Probably not, if your immune system is not compromised in some way," lead author Norman R. Pace says.
主作者Normanr .Pace说：“大概不会，如果你的免疫系统正常的话”。
Although the majority of people infected by Toxoplasma have no symptoms, it can cause severe infections in individuals with compromised immune systems.
尽管大多数人感染弓形虫后都没有症状，但在免疫系统低下的情况下，弓形虫可引起严重的感染。
But he warned that children and people who have compromised immune system should be aware of the risks.
但他也警告说，免疫系统有问题的孩子和大人应当对此风险有所警惕。
How it's transmitted: People who eat raw shellfish, particularly oysters, are at risk, as are those with compromised immune systems who swim in salt water with an open wound.
它传播的方式：人在吃蛤蜊等海鲜后会遭遇风险。带开放性伤口在咸水中游泳时也一样。
For patients with compromised immune systems, the bacterium can infect the bloodstream and cause fever, decreased blood pressure and blistering skin lesions.
如患者缺乏免疫力，细菌能在血液中繁殖并导致发热、血压降低及皮肤起疱。
For patients with compromised immune systems, the bacterium can infect the bloodstream and cause fever, decreased blood pressure and blistering skin lesions.
如患者缺乏免疫力，细菌能在血液中繁殖并导致发热、血压降低及皮肤起疱。
应用推荐