Every now and then dogs overdo it, asking just too much of their front legs (shoulders, elbows, wrists, and toes) or back legs (hips, knees, ankles, and toes). Sprains and strains are common injuries.

If both front legs are affected, it might be difficult to notice or diagnose since it might just look like an uneven gait. In some serious cases, your dog’s elbows might become swollen and puffy.

Meet the dog who learned to walk like a human 02:35. Ouray, Colorado — A lot of dogs think they're human, but Dexter takes it to another level — to the point where I can now safely say, I have ...