worth a watch in my opinion..
https://youtube.com/watch?v=Y6U728AZnV0&feature=share&si=EMSIkaIECMiOmarE6JChQQ
Very interesting.
I'm back to running 3k at about 8mph every morning and that's about the sweet spot for miles per week and running speed. It's been nearly 2 years I've done that (I slacked off this summer!) and it's been great for my health and fitness.
@Airhead started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
worth a watch in my opinion..
https://youtube.com/watch?v=Y6U728AZnV0&feature=share&si=EMSIkaIECMiOmarE6JChQQ