The feeling of forked air in the right chest is commonly caused by the following reasons: 1, respiratory muscle spasm, which is often caused by rapid breathing frequency or strenuous exercise, generally do not worry too much, you can usually adjust the breathing frequency, such as slow breathing, and in the running exercise frequency gradually accelerated, not too rapid, but also appropriate to drink a small amount of warm water to relieve the symptoms. 2, may be pneumothorax caused by The pneumothorax is caused by the potential gap between the dirty pleura and the wall pleura into the gas, commonly in the pulmonary blister, etc., need to go to the hospital to take a chest X-ray or CT to clarify. Patients with this disease must promptly extract the gas, otherwise it may cause adverse sequelae. 3, there may also be pleurisy caused by, often as a sequel to lung infection, need to go to the hospital for clarification, oral antibiotics or analgesic drugs can be taken for treatment. In short, if the chest is obviously uncomfortable, you need to go to the hospital in time to clarify the cause.