This is not a question that would be the first one asked in a classroom, but it may be the most unique. The reality is glasses owners know how annoying it can be to wear glasses in the winter.
When you enter a building, the heat causes your glasses to fog up ridding your sight completely. Guess what, the same issue arises when you wear garments that cover your nose as when you breathe, it goes out of the opening that is right beneath your glasses. If interested in ski goggles, check our selected list.
Yes, neck gaiters will do this, but you can position the gaiter in a way that prevents this. It is a little tricky, but mess around with it as you can achieve a warm nose and non-fogged-up glasses (you may not be able to cover your entire nose).