The best cardio exercise that does not affect the joints is swimming
Feb 24, 2013
Swim like a fish: Swimming is one of the best cardio exercises, which goes easy on your joints without excessively straining them. Unlike weight training, swimming puts no impact on the joints. You can burn up to 400 calories in 30 minutes with swimming, as water increases a whole lot of resistance for body movement but does not strain the joints.
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