限り・かぎり - Grammar Discussion

as long as
while… is the case
limited to

Structure

  • Verb[る] + 限り + Phrase
  • Verb[ない] + 限り + Phrase
  • Verb[ている] + 限り + Phrase
  • Noun[である] + 限り

[A限り、B. means that as long as A continues, B will not change. Or to express a limit of some scope like 見る限り - ‘as far as one can see’]

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In the example sentence 休息をとらない限り、体調は回復しませんよ, would ことには not work in place of 限り?