healthy vs rehabilitative

healthy

adj
  • Evincing health. 

  • Enjoying good health; well; free from disease or disorder. 

  • Conducive to health. 

  • Significant, hefty; beneficial. 

rehabilitative

adj
  • Tending to rehabilitate. 

  • For the purpose of rehabilitation. 

How often have the words healthy and rehabilitative occurred in a corpus of books? (source: Google Ngram Viewer )