Understanding the dangers of Chi or Xi Gong

For those wanting to know about the dangers of Chi or Xi or Qi or Xi Gong, the following website will be very useful:
http://www.dangerofchi.org/

It covers also other forms of ancient practises involving jinns, but nowadays packaged under pseudo-scientific labels to appear more modern and more convincing:

The website has been a started by a Muslim brother who un-knowingly took up Xi Gong when he became a student of Chinese Kung Fu. As a result of that, he became possessed and..., (you can read the story in there ....)

http://www.dangerofchi.org/mystory.htm

Later in the tread:
Re: Understanding the dangers of Chi or Xi Gong

Wow intresting i never knew this, i always though of xi as an imaginary energy force flowing through your body. I didnt know jinns were involved.

I just read it and the stuff about the micro orbs is crazy, ive never heard or such things.

And:

No such thing as Chi. Its just wacky Chinese pseudoscience. No need to worry about it