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A 3 to 7-mile trail run every day is a bit for most dogs. It wears down their cartilage over time. I wore out a couple of labs doing fewer miles than that. At age 8 they had joint problems. I j...
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A 3 to 7-mile trail run every day is a bit for most dogs. It wears down their cartilage over time. I wore out a couple of labs doing fewer miles than that. At age 8 they had joint problems. I j...