Deficiency of qi and blood. Heather said that the nausea caused by meditation and hiccups is due to deficiency of qi and blood, stagnation, weakness and yin deficiency. Meditation is a way to keep healthy. Sit cross-legged with your eyes closed, adjust your breathing, put your hands in a certain position and think nothing. Meditation is also called "sitting on a plate" and "meditation". A basic practice method in Taoism.