Most pain under the head of the thumb of the foot is caused by trauma, such as a strained ligament or sprained joint, which can cause pain and swelling. Imaging tests can reveal the presence of bone damage. If the injury is a sprain or strain of the joint capsule, most of them take 3-4 weeks to gradually return to normal, which is relatively long. During this time, patients can take blood-activating and pain-relieving Chinese medicines, such as blood-activating and pain-relieving capsules. Patients also need to take strict bed rest, avoid strenuous exercise and avoid walking with weight as much as possible. It is best to wear shoes with wide sneakers and not pointed shoes or leather shoes, as this may lead to increased pain and swelling. In addition, you should also exclude whether the pain is caused by gouty arthritis, you can check the blood uric acid for judgment, if it is caused by gout, it is recommended to eliminate the symptoms according to the treatment of gout, if necessary, you need to go to the hospital in time to give the appropriate diagnosis and treatment, so as not to delay the disease.