It is widely accepted that Vitamin C is helpful in treating the common cold?

A cold left untreated drags on for about two weeks, but there are some home remedies that will knock it out in as little as two weeks.

A cold tends to follow about two weeks after a blue spell. You can decide not to be blue, so you can decide not to have colds. I learned that in 1974 and I have been cold free ever since, except that I had a cold about two weeks after my mother died.