Lisa Balbach's Stretching Exercises 
Instructions from a certified aerobics instructor.
http://k2.kirtland.cc.mi.us/~balbachl/stretch.htmThomas Kurz's Column 
Articles about correct stretches and maintaining flexibility, written by a sports trainer.
http://stadion.com/column.html
Stretching for Tai Chi Chuan and Wu Shu 
Good stretching advice for practitoners of the martial arts.
http://www.stanford.edu/group/taichi_wushu/stretching.html
David Holt's Stretching and Flexibility 
A long-distance runner describes how to stretch the leg muscles correctly.
http://home.sprynet.com/~holtrun/stretch.htm
The Bar Method 
Describes this exercise system with photographs and testimonials. Includes details of classes in California and Connecticut.
http://www.barmethod.com
Brad Appleton's Stretching and Flexibility 
Free online book covers physiology, flexibility, types of stretches, and techniques.
http://www.cmcrossroads.com/bradapp/docs/rec/stretching/
Extratv: Lotte Berk 
Brief description of this form of exercise.
http://extratv.warnerbros.com/dailynews/rxtra/08_01/08_25g.html
Fitness Habit Stretching 
Information and how-to's on stretching and back strengthening.
http://www.hence-forth.com/Fitness_Habit/3_stretching.htm