What is Proprioception? | How does your brain know where your body is?

How does your brain know where the parts of your body are all the time? In this video I’ll be looking at proprioception, the way in which our brains make sense of our bodies. I’ll also be answering the question. Why are teenagers often clumsy?
Royal institution (apologies I said institute in the video) YouTube video    • Amazing Body Illusions! At home scien...  
Skeleton model by Shachar blendswap.com/profile/169366
Map of the somatosensory region of the brain
Polygon data were generated by Database Center for Life Science(DBCLS)[2]. [CC BY-SA 2.1 jp (creativecommons.org/licenses/by-sa/2.1/jp/deed.en)]
Body Homunculus
By Mpj29 - Own work, CC BY-SA 4.0, commons.wikimedia.org/w/index.php?curid=54045144
U.S. Navy photo by Mass Communication Specialist Seaman Joseph A. Boomhower [Public domain]
Human Models made with MakeHuman
Trousers from Elvaerwyn at www.makehumancommunity.org/clothes/elvs_male_trous…
All Other images from Pixabay
Sources
www.brainblogger.com/2009/06/09/what-is-propriocep…
en.wikipedia.org/wiki/Proprioception
www.the-scientist.com/features/proprioception-the-…
www.physio-pedia.com/Proprioception
www.physiology.org/doi/full/10.1152/physrev.00048.…
www.painscience.com/articles/sixth-sense.php
spdaustralia.com.au/the-proprioceptive-system/
helix.northwestern.edu/article/proprioception-your…
www.sports-health.com/sports-injuries/general-inju…
brainworldmagazine.com/eyes-body-understanding-pro…
medium.com/@vinlopresti/your-brains-miraculous-pro…

Songs used (from YouTube Audio Library)
Brain Trust by Wayne Jones
Wise by Silent Partner
Zydeco Piano Party by Media Right Productions
After All by Geographer
The Plan’s Working by Cooper Cannell
No Win by Silent Partner