Condition: Thinning Bones Cycling is one of the best exercises for every part of your body except the one that holds it together: your skeleton. Studies show that some of the most elite riders have the weakest bones. Even passionate enthusiasts riding about 12 hours a week can have bone densities 10 percent lower than their active, noncycling peers. Cycling Rx: ‘Cross Train Your bones need impact to build. Hit the ground running this fall with cyclocross. ‘Cross courses are short circuits that require you to dismount and jump over barriers and natural obstacles. Running and jumping with your bike … Fortsätt →