Multiple choice Sleeping on the left side is useful because the heart is found in the left side of our body cavity the left side is pressed and gives relaxation to the right side it gives maximum relaxation to the muscles of the right side and keeps the liver warm and relaxed, and improves bile secretion the organs of left side are smaller than those on the right side Reveal answer Fill a bubble to check yourself C Correct answer Explanation Sleeping on the left side is useful because it gives maximum relaxation to the muscles of the right side and keeps the liver warm and relaxed, and improves bile secretion.