The symptoms of right thigh pain may occur because of the following diseases: 1, because of excessive exercise, a lot of labor and other reasons will appear thigh muscle strain, this situation is the most common cause of thigh pain, once the muscle strain will aggravate the pain because of leg activities, and rest or reduce the lower limb activities will reduce the symptoms. 2, trauma, exertion or cold stimulation will The painful symptoms will occur in patients with fasciitis, especially in the thighs after waking up, but can be relieved after the necessary activities of work and life during the day. 3, some lumbar diseases, such as lumbar disc herniation, lumbar transverse synovial syndrome, spinal stenosis and other patients will also have painful symptoms in the legs of the lower limbs due to compression of the lumbar spine, but Low back pain symptoms and thigh pain symptoms will appear at the same time.