You are reading a single comment by @jackc and its replies.
Click here to read the full conversation.
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.
@jackc
Had my first this morning. Sore arm and a bit of a headache but not much else in the way of side effects.
Edit: no side effects apart from these for me.