Riders' heart rate and power data from the Monsal HC show how deep you have to go in a hill climb

Maximum heart rates of 200bpm+ for many riders

Riders at the Monsal Hill climb hit some serious heart rate and power numbers

(Image credit: Andy Jones)

If you're thinking about doing a few hill climbs this autumn and are not quite sure what to expect, then this article might help to explain just how much it's going to hurt.

As well as being a test of power-to-weight ratios, hill climbs are about which riders can go the deepest and hardest, and some of the figures from this weekend's Monsal Hill show just how deep and hard some riders went.

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Henry Robertshaw began his time at Cycling Weekly working with the tech team, writing reviews, buying guides and appearing in videos advising on how to dress for the seasons. He later moved over to the news team, where his work focused on the professional peloton as well as legislation and provision for cycling. He's since moved his career in a new direction, with a role at the Department for Environment, Food and Rural Affairs.