Why might someone experience pain when lying on their side?
A) It could be due to pressure on a specific part of the body, such as the shoulder or hip, leading to discomfort or pain.
B) It may be caused by an increased blood flow to the side of the body, causing soreness.
C) It might result from an underlying heart condition that worsens in certain positions.
D) It is often due to a lack of oxygen reaching the side of the body while lying down.