The following running related websites offer a wealth of interesting material.
Canute’s Efficient Running Site – A blog offering well researched articles.
The Run Zone – An US-based Running Forum with considerable insight and knowledge shared by its founder, Thomas Schwartz.
The Science of Running – Cutting-edge research articles and commentary by one of the leading US running commentators, Steve Magness.
New Interval Training – A fine site covering the most effective way to apply the principles of Interval Training.
Let’s Run – The go to site for up-to-date information on athletics from across the globe.
Joe Henderson’s Running Commentary – A blog by the one of the wisest and most experienced writers on running, Joe Henderson. (please also note the archived material)
Racing Past – A wonderful website covering the history of middle and long distance running, with profiles of numerous former great runners.
Running Past – An American site for all things running related, past and present.