Warm Feet, Faster Sleep

Why is it that having warm feet is often the secret to falling asleep faster? It all comes down

to how your body sheds heat. To trigger sleep, your core body temperature needs to drop,

and your hands and feet—what scientists call distal skin regions—act like biological radiators.

When the blood vessels in your extremities open up, a process known as vasodilation,

they dump core heat into the environment. This shift is so important that people with naturally cold

hands and feet often struggle with sleep-onset insomnia because their bodies can’t effectively "offload"

that internal heat to signal the brain it’s time for rest. Essentially, warming your feet

helps cool your core, which is the primary trigger for sleepiness. We’re exploring