What’s the difference? Bacteria and viruses can cause many common infections. But what are the differences between these two kinds of infectious o…
Read moreWhat is a bacterial infection? A bacterial infection occurs when bacteria enter your body and begin to multiply. Not all bacteria are bad. In fact,…
Read moreWhat are bacteria, and are they all harmful? Many infectious diseases are caused by viruses and bacteria. Bacteria are microorganisms that are made…
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