Wishing to serve his country in the 1940s, Steve Rogers volunteers to undergo an experiment that will make him a super-soldier. After the experiment is a success, Rogers, code-named Captain America, is sent to defeat the Skull and deactivate a missile aimed at the White House. While tied to the weapon in question, Captain America diverts it into Alaskan waters, where he remains frozen for 50 years. Hollywood has played on the idea of cryonics and the benefits of cold storage for decades because of the promise it offers—an extended lifespan. While suspended animation is not possible for humans yet, therapeutic hypothermia is a rapidly evolving procedure that the medical community continues to investigate.