Running is not inherently bad for knee joint health, as recreational runners show lower rates of arthritis and cartilage relies on compression to receive nutrients. Most running-related knee issues are caused by sudden spikes in training volume rather than the activity itself. Strength training surrounding muscles like quads and glutes absorbs impact forces and protects knees.
Is running bad for your knees?1. Runners get less arthritis. Recreational runners beat couch sitters. The data points the other way.2. Cartilage likes being loaded. It has no blood supply of its own. Compression is how it gets fed.3. Too much too soon is the problem. Zero to ten miles is what hurts. Add ten percent a week instead.4. Strong legs are the insurance. Quads and glutes absorb the landing. Lifters make better runners.See if the cardio is costing you muscle. GainFrame
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