https://drpwchen.com/en/tags/event-medical-coverage/Recent content in Event Medical Coverage on Po-Wei Chen, MD — Physiatrist & Builderhttps://drpwchen.com/og-default.pnghttps://drpwchen.com/og-default.pngHugoenThu, 06 Aug 2026 10:30:00 +0800https://drpwchen.com/en/notes/exercise-associated-collapse/Thu, 06 Aug 2026 10:30:00 +0800https://drpwchen.com/en/notes/exercise-associated-collapse/The most crucial question when someone faints after exercise (finish-line collapse) isn't whether they're dehydrated, but when they collapsed. Collapsing during the race should be treated as cardiac arrest; collapsing after crossing the finish line is overwhelmingly benign postural hypotension, which resolves after lying down with legs elevated for 20 to 30 minutes. This post explains why the two are so different, which three conditions must be ruled out on-site, and why routine IV fluids are actually unnecessary.