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.

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。

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Common symptoms of cerebral edema start with a headache that increases in intensity followed by mental confusion and seizures.

常见的脑水肿始于剧烈的头痛，伴随着的症状还有精神混乱和癫痫症。

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Symptoms of poisoning from these ingredients could include: abdominal pain, nausea, vomiting, diarrhea, headache, visual changes, dizziness and mental confusion.

这些成分的中毒症状包括：腹痛，恶心，呕吐，腹泻，头痛，视力改变，头晕和精神异常。

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