According to an article on WebMD, bacterial and viral infections have many things in common. Both types of infections are caused by microbes -- bacteria and viruses, respectively -- and spread by things such as:
- Coughing and sneezing.
- Contact with infected people, especially through kissing and sex.
- Contact with contaminated surfaces, food, and water.
- Contact with infected creatures, including pets, livestock, and insects such as fleas and ticks.
Nothing can ruin a vacation like a bout of vomiting, diarrhea, and stomach cramps. Noroviruses have become notorious for sending hundreds of cruise ship passengers at a time running for their respective bathrooms and for steering entire ships back to port early. Back on dry land, noroviruses also have a big impact on people's health.
WebMD reports that the CDC estimates that noroviruses are responsible for more than half of all food-borne disease outbreaks each year. And noroviruses are the most common cause of diarrhea...
- Acute infections, which are short-lived.
- Chronic infections, which can last for weeks, months, or a lifetime.
- Latent infections, which may not cause symptoms at first but can reactivate over a period of months and years.
Most importantly, bacterial and viral infections, can cause mild, moderate, and severe diseases.
