抛开物种不谈，任何生物一旦老去，就变得迟钝，易患关节炎、糖尿病、癌症和老年痴呆。

But old creatures, regardless of species, tend to be less agile than young ones, and more likely to suffer from arthritis, diabetes, cancer, heart disease, and mental confusion.

youdao

头晕、头痛、反应迟钝、智力减退、精神异常、抽风、偏瘫、痴呆等。

Dizziness, headache, unresponsive, mental decline, mental abnormality, ventilation, hemiplegia, such as dementia.

youdao

头晕、头痛、反应迟钝、智力减退、精神异常、抽风、偏瘫、痴呆等。

Dizziness, headache, unresponsive, mental decline, mental abnormality, ventilation, hemiplegia, such as dementia.

youdao