Join the conversation
Log in or create an account to leave a comment
Log In
All of these changes
are preparing you to react to the threat
are preparing you to react to the threat
Full Transcript
00:00:01.000 --> 00:00:03.007
All of these changes
are preparing you
00:00:03.733 --> 00:00:06.466
to react to the threat...
Want This Clip in HD?
Upgrade for HD/4K downloads and unlimited access. Upgrade now →
Movie Summary
Diverse personal stories from around the world reveal how lives, passions and goals are facilitated by the human body's various complex systems; narrator Jad Abumrad.