Head-down foot-high position is the pathological state in order to alleviate the symptoms or facilitate the recovery of the disease and deliberately set up a position, this position is generally applicable to lung infections coughing up sputum and bedridden people, easy to let sputum flow out under the effect of gravity, reduce the chance of lung infection. In addition to duodenal drainage, premature rupture of membranes in pregnancy and part of the orthopedic trauma after surgery is also applicable to the head down feet high position. But still pay attention to the angle of this position, the head should not be too low, feet should not be too high. It is recommended that the position be performed with the help of a professional caregiver.