National GeographicNat Geo Wild


Go inside the human body to discover its true potential and examine whether some people are pushing it too far.


  • Superhuman: Superhuman - Steroids
    This documentary reveals what steroids do, how they do it and why they work. Using unprecedented CGI, viewers can see what actually happens inside the body of a steroid user. In addition, this program explores many of the consequences of using steroids, and investigates the future of human performance.
  • Superhuman: Superhuman - Strongman
    Is there a limit to human capability? This program explores the people redefining the limits of human performance, with extraordinary imagery of strongmen performing up to -- and sometimes beyond apparent human limits.