Pediatric emergency medicine physician Sage Myers, M.D. has observed her share of illness, pain, and suffering working in a busy, urban, children’s hospital emergency department before, but she has never seen anything like November’s “tridemic” of RSV, influenza, and COVID-19: Walking out of a shift in the pediatric emergency department (ED) lately is a heavy mix of relief, guilt, and pure exhaustion. Wading through wall-to-wall families, huddled in blankets and sweatshirts through long hours waiting to be seen, you wish you could do more, find more beds, create more staff. You’ve spent hours running from room to room, caring for sick kids who should be in hospital beds — but none currently exist. For weeks you’ve been evaluating and treating the deluge of incoming sick children and dropping everything when a child arrives in extremis and needs resuscitation; you’ve dedicated time talking to parents whose children are well enough to be cared for at home but need the courage...