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How are bacterial and viral infections spread?

ANSWER

Both types are 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

SOURCES:

National Institute of Allergy and Infectious Diseases: “Understanding Microbes in Sickness and in Health.”

MicrobeWorld.org: “Virus or Bacterium?” “Viral vs. Bacterial Reproduction.”

Merck Manual Second Home Edition: “Bacterial Infections,” “Viral Infections.”

Reviewed by Nayana Ambardekar on April 23, 2019

SOURCES:

National Institute of Allergy and Infectious Diseases: “Understanding Microbes in Sickness and in Health.”

MicrobeWorld.org: “Virus or Bacterium?” “Viral vs. Bacterial Reproduction.”

Merck Manual Second Home Edition: “Bacterial Infections,” “Viral Infections.”

Reviewed by Nayana Ambardekar on April 23, 2019

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What are symptoms of bacterial and viral infections?

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