Terry Chan's Chinese Martial Arts

Various articles and links about Chinese internal martial arts.
http://www.nardis.com/~twchan/martial.html

World Tai Chi & Qigong Day

List of events worldwide, medical research information, FAQ, mail list and organizing kit.
http://www.worldtaichiday.org

Internal Strength Magazine

An online version of the newsletter published by Mike Sigman from July 1993 to May 1994 offering commentary and articles related to martial arts using "internal strength".
http://www.iay.org.uk/internal-strength/

HealthWorld Online Qigong and Taiji

In depth resource on qigong and taiji (chi kung and tai chi). Articles on guidelines for practice, choosing your path, practices, online forums.
http://www.healthy.net/clinic/therapy/qigongandtaiji/

Wikipedia - Nei chia

Overview of Nei Chi, internal Chinese arts. Details on the history of the term and styles that are a part of it.
http://en.wikipedia.org/wiki/Nei_chia