I sit like this all the time and didn't even know how good it is for me! legs up the wall pose - Encourages circulation of blood and lymph from the feet and legs. Bathes the abdomen in fresh blood, stimulating the digestive organs. Soothes the nervous system, allowing your body to shift its attention from warding off stress to daily bodily functions, including detox. Note the pillow/bolster she is using.
Colon Cleansing Foods.. The main function of the colon (main part of the large intestine) is to absorb the remaining water and electrolytes from the indigestible food matter, to accept and store food remains that were not digested in the small intestine, and to eliminate solid waste (feces) from the body.