expression, adverb
in everything one does; no matter what one does
Fixed adverbial phrase meaning 'whatever one does' or 'in all endeavors'. Often used to express that a quality or difficulty applies universally to one's actions.
何をするにもお金がかかる。
No matter what you do, it costs money.
何をするにも健康が第一だ。
In everything you do, health comes first.