> Because vasoconstriction only occurs when the core body temperature falls, it won't happen if you're dressed warmly enough. While insulating your neck and feet will greatly improve your thermal comfort, there is no need to wear gloves or caps indoors. In fact, it doesn't matter very much which parts of your body you choose to insulate - the important thing is to limit total heat loss so that the body core temperatu…
It's because you're sitting all day. Get a small foot heater.
Takes less than 5 minutes every hour. Pair it with walking to the kitchen to top off the glass of water and staying hydrated, and my focus (when I get back) is generally much better than if I just sat at the desk all day with frozen feet.