| http://www.w3.org/ns/prov#value | - It???s also important to keep the house and any household items, such as cups, glasses and towels, clean, especially if someone in your house is ill.Top tip: If you get a cold, use disposable tissues instead of cloth handkerchiefs to avoid constantly re-infecting your own hands.Sore throatSore throats are common in winter and are almost always caused by viral infections.
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