Water rushing pulse is also called trapped pulse, a kind of peripheral vascular sign. The pulse rises and falls as if the tide is rising and falling, hence the name. It is caused by the dilatation of peripheral blood vessels or the presence of a shunt. The former is commonly seen in hyperthyroidism, severe anemia, and pediculosis, while the latter is seen in aortic valve closure insufficiency, congenital heart disease with arteriovenous catheter inhibition, and arteriovenous fistula. Examination method: The examiner holds the palm of the wrist of the person being examined, and touches the index finger, middle finger, and ring finger to the radial artery, and then raises the forearm above the head, so that the examiner can clearly perceive a pulse like a water rush if there is a water rush pulse. This kind of pulse is relatively rare, generally related to the heart and lung problems, the circulation is not very good, there is bad sleep and other abnormalities, specific combined with the disease comprehensive dialectical medicine. Diet taboos are as follows. 1, abstain from stimulating food and drink and excitatory drugs; 2, moderate limit salt intake; 3, slow into the drink; 4, a small number of meals.