Prehospital Blood

In this episode, North American Rescue’s NAR Doc (Dr. Ethan Miles) explains how red blood cells support oxygen delivery during hemorrhagic shock, how they’re stored for use, and why freshness can impact performance. Learn why red blood cells are a critical part of resuscitation—and what providers should consider when using them in the prehospital setting.

What’s actually inside blood—and why does it matter in prehospital care? In this series, North American Rescue’s NAR Doc (Dr. Ethan Miles) breaks down the key components of blood and how each one plays a role in saving lives.