Cold Feet at Night? Here’s What Socks Do to Your Sleep

Looking at the extremely cold weather forecast for this weekend in Northern Illinois made me wonder about keeping yourself warm during frigid conditions, particularly at night.

Which group do you fall into during super-cold weather: socks, or no socks when you crawl into bed?

In our house, my wife Amy is generally in the socks to bed group, while I've been a barefoot sleeper since I outgrew footy-pajamas at around age 7.

Let's look into the benefits or problems you may get from your bedtime footwear choice.

Everyone Has Opinions On This, So Let's See What The Sleep Science Says

When temperatures dip and your bed feels like Arctic tundra, the idea of slipping into a cozy pair of socks before you hit the hay sounds downright appealing. But beyond comfort, there’s some interesting science behind whether socks at bedtime actually help or hinder your sleep.

According to TomsGuide.com, as you fall asleep, your body naturally lowers its core temperature. This drop signals your brain that it’s time to rest. What’s quirky is that warming your feet, even with socks on, can speed up that cooling process. When your feet are warm, the blood vessels expand (vasodilation), which helps redistribute heat from your core to your extremities and can make it easier to drift off.

PubMed:

Feet warming using bed socks during sleep in a cool environment had positive effects on sleep quality by shortened sleep onset, lengthened sleep time, and lessened awakenings during sleep but had no significant influence on core body temperature. These results imply that sleep quality could be improved by manipulation of the foot temperature throughout sleeping.

Wearing Socks To Bed In Cold Weather Is Not For Everyone

For some people, wearing socks all night can lead to overheating or discomfort. Tight elastic bands can restrict circulation, and synthetic fabrics may trap sweat and create an environment where bacteria and other nasty things thrive, an especially real concern if socks aren’t freshly washed.

If you're trying to figure out which direction to go, socks or no socks in bed, here's a couple of things to consider:

• If you get cold feet and struggle to fall asleep, a pair of clean, loose-fitting socks (breathable fibers like wool, cotton, or bamboo) might genuinely help.

• If you tend to overheat in bed or wake up sweating, you might want to skip the socks or choose alternatives like a warm foot soak before bed.

• And if hygiene or skin health matters (spoiler: it should), changing socks nightly and washing feet thoroughly before bed can keep things comfortable and clean.

The bottom line is socks in bed aren’t a one-size-fits-all sleep trick, but for a lot of cold weather sleepers here in Illinois, they’re definitely worth giving a try.