Most remarkable sport event in July, Tour de France, is over and was again won by Chris Froome. This blog is not so much focused on which rider or athlete wins or loses in some competition and I will therefore leave those things for the journalists. During the Tour an interesting and memorable picture was however taken and posted on Instagram by one of the riders, which nicely shows what endurance training is capable of doing in our body. Some said that rider should see his doctor, but his legs are not neccesarily showing any bad injuries or fatigue but are simply a result of extreme endurance training caused mainly by two main physiological factors.

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