Occasionally, however, particularly in the elderly or in people with weakened immune systems, they can be life-threatening and may need treatment with antibiotics.

然而有时候，尤其是在老年人或免疫系统虚弱的人之中，它们可能是致命的，并且可能需要用抗生素治疗。

youdao

For these reasons, CoQ10 may be of assistance in circumstances when increased oxygen uptake is desirable, e. g. athletes, as well as to increase body energy, particularly in the elderly.

由于这些原因，增加氧的摄入量是必须的，例如运动员，以及增加身体能量，特别是在老年人。

youdao

Most patients recover within 10 days, although in a few cases (particularly in young children and the elderly), the infection may lead to a life-threatening disease, such as HUS.

多数患者10天内痊愈，但有少数患者(特别是幼儿和老人)在感染后可能会罹患危及生命的疾病，例如溶血性尿毒综合征。

youdao

Study leader Dr Andrew Hayward said GPs are often criticised for prescribing antibiotics in patients with chest infection but that this strategy seems sensible, particularly in the elderly.

BBC: NEWS | Health | Antibiotics 'unnecessarily used'

Mr Sissling claimed that "a very significant increase in demand" for unscheduled care, such as in accident and emergency, particularly amongst the elderly, had made it more difficult for health boards to cut their spending in the first half of the year.

BBC: Wales

It really does need highlighting that winter can take its toll in this way, particularly on the elderly.

BBC: How cold turns up the heat on health