Lots of fruits , medicine, fluids, chicken soup, and get a humidifier. This should help with cough and mucus.
You can get a cold sore by kissing someone that has it.
You can catch a cold by being next to someone with a cold. This is because cold and flu in infectious and is considered to be an airborne disease.
To exclude someone
You If You Still have the cold, No. If you barely recovered then yes.
A cold is a virus and you catch it from someone else or by touching something someone else has touched. This is why you should wash your hands a lot during cold season. You do not catch a cold from being cold.
A cold sore will not get infected if someone puts make up on it.
Having a cold does not change your diet. You can eat whatever you want to.
no
You can potentially catch a cold from anyone.
Sure. Many people can be carriers of disease but not actually having symptoms themselves.
Being in very cold weather can make someone's chest and back feel cold. Also, if someone is sweating because of a fever, they may feel cold rather than hot.
Well, cold is subjective. What's cold to someone in Florida could be warm to someone in Russia. But 29oF is below freezing, so I'd say it's pretty cold.