If there is soreness in the calf in the morning, the causes include muscle, fascia, ligament strain, cold, and intermuscular vein thrombosis, as well as other diseases, etc., as follows: 1, muscle, fascia, ligament strain, cold: seen in the calf muscle, fascia, ligament strain, cold, it is easy to have soreness in the calf area when moving in the morning. 2, intermuscular vein thrombosis: seen in the calf intermuscular vein Patients with blood clots also tend to have soreness and swelling in the calves during morning activities. 3. Other diseases: Patients with knee degeneration, osteoarthritis, or damage to the posterior horn of the meniscus inside the knee will also have soreness and swelling in the calves when they get up in the morning. Therefore, after a patient has a sore calf in the morning, it is important to consult a doctor, identify the cause, and treat the cause to promote symptom reduction and recovery. When the symptoms are obvious, you can use hot compress, acupuncture, moxibustion, massage and other therapies to release the spasm of the muscles, fascia and ligaments in the calf area and improve the blood circulation in the calf area to relieve the symptoms of soreness and swelling in the calf.