A few months ago, we invited our international MoonClimbing team over to the UK, while they were here we pinned them down to get some of their top training hints and tips, to help improve your climbing, or as we say at Moon, #trainHardclimbHarder. In this week's video, Michiel Nieuwenhuijsen demonstrates how he warms up before a climbing session. He finds this is the most effective way to avoid climbing