Sleeping with socks is a common habit, especially in colder weather. While it may seem like simple comfort, it can actually affect how well you sleep. As the article notes, “millions do it every night,” but the impact goes beyond warmth.

One key benefit is faster sleep. Keeping your feet warm helps regulate body temperature, making it easier to relax and fall asleep. Research shows that “people who wore socks to bed fell into deep sleep up to 20% faster than those who went barefoot.” This happens because warmth signals the body that it’s time to rest.

Wearing socks also improves circulation. Warm feet cause blood vessels to expand, which helps blood flow more easily through the body. This can reduce discomfort like nighttime leg cramps and support overall relaxation during sleep.

For some people, this habit is especially helpful. Those with cold feet or conditions like Raynaud’s syndrome may find relief by wearing socks, as it provides a simple way to stay comfortable without medication.

Overall, sleeping in socks can support better rest and comfort. As research suggests, “keeping your feet warm at night helps your body regulate core temperature faster,” making it easier to fall asleep and stay asleep through the night.