Calf soreness after foot soaking has the following factors: 1, the most common factor is the infectious factor, when the calf local tissue is infected by bacteria, viruses, fungi or other pathogenic microorganisms will appear local redness, swelling, heat, pain, soreness, joint swelling clinical symptoms. Especially after foot soaking to increase local blood flow, local skin temperature, inflammatory tissue is not conducive to absorption and facilitate the spread, then there will be calf soreness and swelling extraordinarily significant, especially obvious. 2, after foot soaking calf soreness is also related to local tissue non-infectious factors, such as rheumatoid arthritis, rheumatoid connective tissue disease, rheumatoid arthritis, this time after foot soaking in the body of the damp evil into the will lead to 3, suffering from peripheral neuritis, foot soak will also appear after the clinical symptoms and performance of calf soreness.