Sudden stabbing pain in the chest, this condition is generally related to poor local circulation of Qi and blood and poor heart function. Pay attention to the health care of the heart, appropriate exercise, usually more blood health care. For medication suggestions, you can try salvia drops. In addition, there may be chronic gastritis, you can go to the hospital to do a checkup, after excluding heart disease, and then do a gastroscopy. The chronic gastritis is related to the mental state and dietary stimulation. You should pay attention to regular diet and avoid overeating. It may also be caused by a viral infection, and it is advisable to take some diosgenin and ambroxol tablets. You should also pay attention to the regularity of your diet and regular rest, and avoid staying up late.