Aren't they always? lol
Call your doctor
yes. get to a doctor!
You may have a cold and or a sinus infection. I would go to a doctor.
Cold Fusion - Doctor Who - was created in 1996.
if you are affected with common cold you have to first prefer a doctor. have the medicines given by doctor. That is enough!
cold front
A doctor cannot cure a common cold. If you go to the doctor, they may be able to give you things to help you feel better but it will not cure you from the cold.
"To throw cold water on an idea" means to criticize or show lack of enthusiasm for the idea, dampening the excitement or energy surrounding it. It implies discouragement or skepticism towards the idea.
They can be. I mean, if you were recently cold or something along the lines of that, then it probably isn't. If accompanied not in mainly cold weather that you were recently in and tingly hands and feet, see a doctor.
Yes, heat flows from warm to cold
A cold is not considered to be serious and generally does not need a doctor. However if you already have some other condition like heart disease, then checking in with a doctor would be a good idea.
Warm air moves towards higher latitudes towards the poles, while cold air moves towards lower latitudes towards the equator. This movement is driven by the temperature and pressure differences between these regions.