Why Sleeping on Your Left Side Might Be Better Than You Think

We all have our favorite sleeping positions—but did you know that the way you sleep could be affecting your health more than you realize? While side sleeping is a go-to for many, the left side, in particular, may offer some surprising benefits. From improving digestion to easing back pain, your sleep posture might just be the wellness tweak you didn’t know you needed.

The Surprising Benefits of Sleeping on Your Left Side

💤 Eases Back Pain

Sleeping on your stomach can put unnecessary pressure on your spine. In contrast, sleeping on your side helps maintain proper spinal alignment, especially in the lower back. It’s a great way to reduce morning aches and stiffness.

😴 Reduces Snoring

Snoring happens more frequently when lying on your back, as your tongue and soft palate can slide backward and block the airway. Side sleeping, especially on the left side, keeps the airways open and helps reduce snoring—a plus for anyone with sleep apnea.

🍽️ Aids Digestion

Since the stomach sits on the left side of the body, lying on that side can help gravity assist with the digestion process. It may relieve bloating, heartburn, and constipation.

🧠 Supports Brain Health

Emerging research suggests that side sleeping may help the brain flush out waste through the glymphatic system. This could potentially reduce the risk of neurodegenerative diseases like Alzheimer’s and Parkinson’s. (More studies are needed to confirm this in humans.)

🤰 Improves Circulation in Pregnancy

For pregnant women, sleeping on the left side promotes better blood flow to the placenta. It also keeps pressure off the liver and major veins, ensuring proper circulation.

How to Train Yourself to Sleep on Your Side