Originally Posted by
Freakonwheels
Thanks for the info. At the end of it my lower back was sore, but it stopped quickly after I got off my bike, so I take that to mean it's pain from my exercising rather than bad technique.
No problem.
Possibly - the whole core strength thing is often overlooked, especially in cycling (push harder to go faster
).
If it doesn't go away as you get fitter then check that you're not too stretched out, i.e., need a shorter stem.