Life-force energy, or Qi, is invisible — or unseen.  Because of this, it is often regarded as something that is “subtle.”   But there is a misconception that because something is subtle, it is weak.

In this short video, National Geographic tests the “subtle” power of Qigong and the results are unbelievable. This fighting monk was able to withstand over 700LBs of strike force on his body simple through the power of Qigong! Not too subtle!!