Dua for good health

اَلّٰلهُمَّ إِنِّي أَسْأَلُكَ الصِّحَّةَ، وَالْعِفَّةَ، وَالْأَمَانَةَ وَحُسْنَ الْخُلُقِ، وَالرِّضَا بِالْقَدَرِ (شعب الايمان)

O Allah ! I ask you for good health , chastity, trustworthiness, good character and to be pleased with Taqdir (predestination.)

Reference: 

  • Musnad Ahmad