The gym or the great outdoors: which is the best form of exercise?
The Guardian took part in a month-long experiment to find out how the environment we work out in can affect our fitness results
Running on empty
Ultramarathons are increasingly popular. But do they also pose a health risk?
Brighton marathon a match for Boston
DD Guttenplan: Thanks to Iceland's ash cloud my Boston marathon attempt was grounded – but I found out Brighton's event has its own delights
Start running and watch your brain grow, say scientists
Aerobic exercise triggers new cell growth in region of brain linked to recollection, study finds
The sceptical medic: I’m pregnant, when should I stop running?
Ask Dr Nick: I'm pregnant, when should I stop running?
The shoes that mimic running barefoot
A new range of shoes try to reproduce the feel of running without any footwear. Sarah Phillips tries them out
Top marathon tips from the professionals
On the eve of the London Marathon, professional athletes James Cracknell and Liz Yelling share their race tips, with Abigail Gliddon
Project Marathon: Injury time
Our bloggers are hoping to stay injury-free as the London marathon fast approaches. Have you struggled with running injuries?
How to avoid running injuries – and what to do if they catch up with you
Two out of three runners will pick up an injury this year, but most can be easily avoided. Sam Murphy explains how to prevent common injuries, and how recover quickly but safely
Cross-country running with your dog
Championships attract up to 180 for each meet and include strict etiquette