Wearing socks to bed helps regulate body temperature, especially in colder conditions. Warm feet encourage blood vessels to dilate, allowing heat to circulate more efficiently throughout the body. This signals to the brain that it’s time to sleep, making it easier to drift off. Research even suggests that people who sleep with socks tend to fall asleep faster and experience deeper, more restorative rest.

Beyond warmth, sleeping with socks can also be beneficial for those who suffer from conditions like Raynaud’s syndrome, which causes the extremities to become overly cold. It may also help prevent dry skin during winter and promote better circulation in the feet.

However, not all socks are ideal for sleeping. It’s best to choose soft, breathable materials like cotton or lightweight wool to avoid overheating or discomfort. Tight or synthetic socks can cause excessive sweating and irritation, which may interfere with sleep.

On the other hand, sleeping without socks might be preferable in warm climates or if you tend to sweat at night. Keeping your feet uncovered allows your body to cool naturally, and some people find that it feels more comfortable and freeing.