Hospital-acquired pneumonia is not uncommon. Toothbrushing and mobilizing patients can dramatically lower the risk.

If you wanted the perfect illustration of how to "dig yourself a hole" Healthcare and the Covid pandemic provided it. In what history will record as a concerted and unprecedented effort, governments, scientists, doctors and the healthcare industry globally, indulged in a public campaign to combat the SARS-COV2, commencing in early 2020. This campaign still persists.

10 Israeli Innovators Head Toward Orlando with New Approaches to Hospital Efficiency and Improved Patient Care - Showing Engineering Marvel and AI Potential

Although many debate the effectiveness of paper masks, I am more interested in the evidence supporting wearing one rather than the politics surrounding masking.