Learn about Alexandra Michelle: her birthday, what she did before fame, her family life, fun trivia facts, popularity rankings, and more. Fun facts: before fame, family life, popularity rankings, and more.
Viruses cause such respiratory infections as the common cold (rhinovirus), the flu (influenza), some pneumonias and bronchiolitis (respiratory syncytial virus, or RSV). It can be difficult to determine whether you have a viral or bacterial infection because the symptoms are often similar.
About Common Colds. Common colds, or simply colds, are usually quite harmless and go away again on their own. Although they are different to the flu, having the symptoms of a cold-like a cough, sore throat and runny nose-can be bothersome.A severe cold can make you feel weak and ill too. Most colds are caused by viruses.Antibiotics are not effective against colds because they only fight bacteria.lthough they are different to the flu, having the symptoms of a cold-like a cough, sore throat and runny nose-can be bothersome. A severe cold can make you feel weak and ill too. Most colds are caused by viruses. Antibiotics are not effective against colds because they only fight bacteria.