Right side chest pain can be seen in intercostal neuralgia, costochondritis, pleurisy, breast disease and so on. 1. Intercostal neuralgia: Intercostal neuralgia mainly manifests as persistent stabbing pain, burning pain, etc., which is often unilateral, and if it is the right intercostal neuralgia, the right side of the chest can feel a vague tingling all the time. 2. Costochondritis: the pain of costochondritis is mainly dull pain or stabbing pain, the right costochondritis usually has the symptom of vague stabbing pain on the right side of the chest, which is often accompanied by rib cartilage enlargement and pressure pain. 3. Pleurisy: patients with pleurisy may have chest pain, due to individual differences in pain tolerance, some patients only have a vague stabbing pain, deep breathing or coughing, the pain is more obvious. 4. Breast disease: it can be seen in breast hyperplasia, mastitis and so on. It can be clearly diagnosed through breast ultrasound. There are many other reasons for the right side of the chest pain, if the symptoms continue to be unable to relieve, it is recommended to go to the hospital for further examination to clarify the cause of the disease, in order to take appropriate treatment measures.