do heart good

do (one's) heart good

To please one, especially by placing them in a more positive mental or emotional state; to ease one's mind. Spending time outdoors just does my heart good. Can you please reconcile with your sister? It would do my heart good to know that you two aren't fighting anymore.
See also: good, heart
Farlex Dictionary of Idioms.

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's) heart good
  • do somebody's heart good
  • sleep out
  • swear on a stack of Bibles
  • swear on a stack of Bibles, to
  • at (one's) doorstep
  • at doorstep
  • (from) top to toe
  • at expense
  • at someone's expense