她由于健康原因被安排退休了。

She was retired on medical grounds.

《牛津词典》

他因健康原因退职。

He retired from the job on health grounds.

《牛津词典》

他因健康原因而不能工作。

His poor health incapacitated him for work (from working).

《新英汉大辞典》

They appear in food in pretty small amounts which is why they're the micronutrients;, but they're vital for health, so if you're deficient in micronutrients you've got big problems.

它们在食物中所占比重很小,这也是称它们为"微量元素"的原因,但它们对健康的意义却是至关重要的,如果缺乏微量元素的话会很糟糕

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选