Double lower limb thickness is different, if it does not look obvious is a normal situation, because the general thickness of the two legs of normal people are not the same, just most people do not look obvious, mainly due to the usual life of bilateral limb activity is not uniformly caused by. If the difference between the thickness of the two lower limbs is too obvious, it may be caused by muscle atrophy or lower limb vascular disease, you need to go to the hospital for a specific examination to be clear. It is recommended to avoid sitting for a long time in normal life, and at the same time, to carry out appropriate exercise, such as jogging, brisk walking, etc. in order to promote blood circulation in the lower limbs.