“In fact, depression, paranoid reactions, and hypochondria are quite common among the aged and should be properly addressed.”
“Along the way, minor ailments were treated and hypochondria dispelled, with adept matter of factness.”
“For most of my life, I've gone so far in the opposite direction that if I knew the antonym for hypochondria I'd employ it now.”
hypochondriasis
(medicine) A mental disorder characterized by excessive fear of or preoccupation with a serious illness, despite medical testing and reassurance to the contrary.