The leg is swollen and stiff, indicating that the blood in the leg is not smooth. Should be to keep a posture for a long time, usually lack of exercise. Varicose veins may form after a long time.
I suggest that you must strengthen your exercise, and at the same time, you can cooperate with some external products, such as Nanyang Litong Musk Analgesic Aerosol and Jile.
Be sure to pay attention to the usual exercise. You can practice yoga and jogging.