do one's heart good, to

do someone's heart good

Fig. to make someone feel good emotionally. It does my heart good to hear you two are back together. When she sent me a get-well card, it really did my heart good.
See also: good, heart
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

do (one's) heart good

To lift one's spirits; make one happy.
See also: good, heart
American Heritage® Dictionary of the English Language, Fifth Edition.

do one's heart good, to

To cheer or be cheered up, to make someone feel good, to gratify. A cliché since the nineteenth century, it was known in the sixteenth century, and appeared in Shakespeare’s A Midsummer Night’s Dream (1.2): “I will roare that I will doe any man’s heart good to heare me.” See also warm the cockles of one's heart.
See also: heart
The Dictionary of Clichés by Christine Ammer
See also:
  • do (one) a/the world of good
  • expecations
  • expectation
  • come up to (one's) expectations
  • come up to expectations
  • (it's) good to have you (here)
  • do no good
  • for good measure
  • be as good as new
  • as good as it gets