Why does putting one foot out from under the blankets bring so much relief of heat while laying in bed?

Question

Why does putting one foot out from under the blankets bring so much relief of heat while laying in bed?

In: 771

Answer 1

The veins in your foot are relatively close to the surface, making heat transfer from your inner body to the outside temperature much easier. The blanket (or socks) are isolating your feet, making this transfer more difficult.