Your sleeping position can significantly affect your health, and sleeping on your left side can offer numerous benefits. One major advantage is that it can prevent nighttime heartburn by helping to keep the stomach below the esophagus, which reduces acid reflux. Additionally, sleeping on the left side can improve the function of the spleen and liver. The spleen, located on the left, operates more efficiently with increased blood flow, aiding in the filtration of impurities. Conversely, sleeping on the right side can lead to liver congestion.

Another benefit of sleeping on your left side is the enhanced functioning of the lymphatic system. This position allows for effective drainage into the thoracic duct, which helps in the removal of toxins from the body.

For pregnant women, especially in the last trimester, sleeping on the left side can alleviate pressure on the liver, improving circulation and heart function. It also aids digestion by promoting the smooth movement of waste through the ileocecal valve on the left, ensuring regular bowel movements.

Although it may feel uncomfortable initially, adopting the left-side sleeping position can lead to significant health improvements over time.