Pre-1816 medical diagnostics: "Sir, I need to listen to your heart. Please hold still while I press my ear directly against your chest for the next 5 minutes."
Fun fact: René Laennec actually invented the stethoscope because he felt uncomfortable pressing his ear to a young woman's chest to hear her heartbeat. His first version was basically a rolled-up tube of paper. Medical innovation born from awkwardness—truly the mother of invention!