There are many causes of thigh muscle throbbing, the common causes are mainly the following: 1, physiological factors, such as excessive exercise, after overexertion caused by muscle spasms appear leg muscle throbbing symptoms. The symptoms can be effectively relieved by local massage and stretching activities. 2, hypocalcemia, low calcium can make the neuromuscular excitability increase and appear the situation of hand and foot twitching. The diagnosis can be clarified by improving electrolyte examination, and its treatment is mainly to actively supplement calcium elements, and also to take more milk and dairy products. 3, lumbar disc herniation, serious lumbar spine disorders can compress the sciatic nerve causing nerve root edema, so that the muscles innervated by it appear twitching, throbbing, numbness and a series of symptoms. A clear diagnosis can be made by perfecting a lumbar spine examination, and its treatment is mainly through Chinese physiotherapy, such as acupuncture, massage, and other ways to relieve.