回答问题
Do you know what is useful to stop a cold? It is your body working against the virus (病毒) that makes. you uncomfortable when getting a cold, but not the virus itself. So if you are strong and the virus is strong enough too, you will feel terrible.
Vitamin C won't stop a cold.
It is said that Vitamin C helps you beat the cold. However, many tests have shown that it does
not stop colds. It only helps you feel a little bit better.
Staying indoors won't protect
Cold viruses like to stay on your computer mouse or desk. A study found that 47 % of the viruses indoors are on the desks, 460o are on the computer mice, and 45% on telephones.
Wearing more clothes won't keep you away from colds.
Colds are more common in autumn and winter. That's because the cool, wet and cold weather
drives people to stay indoors where viruses may more easily jump from one person to another. And the peak (高峰期) in colds is in September and early January, because students go back to schools after the summer and winter vacation.
Old grandma's chicken soup is right.
Grandma's chicken soup is a traditional way to help you get well. Scientists say it is true. The chicken soup does help to beat a cold. Many canned(罐装) soups are just efficient (有效的) as homemade ones.