And now we return to blood vessels. In this episode, we start discussing what blood pressure is, how it can become "high", and what that means for our health. One of the more interesting points is that your body has ways of dealing with high blood pressure, but they're not ways we want our bodies to operate on a full-time basis. And why can't we butter our bacon? WHY!?!?! Pssst... we made flashcards to help you review the content in this episode! Find them on the free Crash Course App! Download it here for Apple Devices: https://apple.co/3d4eyZo Download it here for Android Devices: https://bit.ly/2SrDulJ Chapters: Introduction: High Blood Pressure 00:00 Cardiac Output - How Blood Flows 1:36 Blood Pressure & Resistance 2:17 Blood Flow Formula 3:07 Short Term Blood Pressure Regulation 3:54 Long Term Blood Pressure Regulation 5:44 Chronic High Blood Pressure 6:22 Review 8:15 Credits 8:42 *** Crash Course is now on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse Thanks to the following Patrons for their generous monthly contributions that help keep Crash Course free for everyone forever: Mark Brouwer, Jan Schmid, Anna-Ester Volozh, Robert Kunz, Jason A Saslow, Christian Ludvigsen, Chris Peters, Brad Wardell, Beatrice Jin, Roger C. Rocha, Eric Knight, Jessica Simmons, Jeffrey Thompson, Elliot Beter, Today I Found Out, James Craver, Ian Dundore, Jessica Wode, SR Foxley, Sandra Aft, Jacob Ash, Steve Marshall **SUBBABLE MESSAGES** TO: Hunter Boyajian FROM: Chase Boyajian In the darkest times, hope is something you give yourself. -- TO: The World FROM: Andrew Johnstone Lets all make a podcast **SUPPORTER THANK YOU!** Thank you so much to all of our awesome supporters for their contributions to help make Crash Course possible and freely available for everyone forever: Luke Blackbourn, Tori McClanahan, Evan Gale, Damian Shaw, Sean Riley, Ólafur D. Skúlason, Ho Yin Michael Cheng, Philip Oddie, Silvan Fricker, Stephen DeCubellis -- Want to find Crash Course elsewhere on the internet? Facebook - http://www.facebook.com/YouTubeCrashCourse Twitter - http://www.twitter.com/TheCrashCourse Tumblr - http://thecrashcourse.tumblr.com/ Support Crash Course on Patreon: http://patreon.com/crashcourse CC Kids: null