Most adults get around two to three colds a year , and children get even more. In terms of the flu, there are around million severe cases of influenza worldwide each year and , to , deaths. The symptoms of a cold and the flu are similar, so it's hard to tell the difference. But the flu is usually more severe and develops more quickly than a cold. Colds and flus can be easily passed from person to person through the air, when an infected person coughs or sneezes, and touch, when a person touches an infected surface or object like doorknobs and light switches. Cold symptoms include a sore throat , cough, runny or stuffy nose, tiredness and headache. Most people become contagious with cold symptoms one to two days after exposure to a cold virus.
Expert how long are colds contagious kissing nude pics
When a loved-one has the sniffles, most of us will avoid giving them a kiss, regardless of snotty they may look. But according to a leading professor, you can't catch a cold by kissing. In fact, you're more likely to catch a cold by holding someone's hand than locking lips, he says.
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