FOOD POISONING FACTS

FOOD POISONING FACTS

Is Food Poisoning Contagious? Are Certain Bacteria/Viruses/Parasites Contagious and Which Ones?

Food poisoning can be contagious when caused by bacteria, viruses, and parasites. The common contagious bacteria include Salmonella, Listeria, Shigella, E, Coli Strains, and Staph. Hepatitis A and norovirus are the main viruses that can spread food poisoning, while parasites include;Taenia Solium, Giardia Duodenails, Toxoplasma Gondii, and Taenia saginata. 

Can One Person Get Food Poisoning and Not Another Who Ate the Same Food?

In some cases, some people might fail to experience food poisoning symptoms while others fall sick. This is mainly linked to the differences in immunity or health levels and the mechanism of how the body fight bacteria, germs, viruses, or parasite causing the sickness. People with poor immunes are at higher risk of food poisoning though we can all get affected by it.

How Does Food Poisoning Spread?

For food poisoning to be contagious, it must be caused by parasites, bacteria, or viruses and not chemicals. The poisoning occurs when you consume foods or drinks or place anything in the mouth that has been contaminated or in contact with these organisms from the stool of an infected individual.

Elena Ognivtseva
Latest posts by Elena Ognivtseva (see all)

Nutritionist, Cornell University, MS

I believe that nutrition science is a wonderful helper both for the preventive improvement of health and adjunctive therapy in treatment. My goal is to help people improve their health and well-being without torturing themselves with unnecessary dietary restrictions. I am a supporter of a healthy lifestyle – I play sports, cycle, and swim in the lake all year round. With my work, I have been featured in Vice, Country Living, Harrods magazine, Daily Telegraph, Grazia, Women's Health, and other media outlets.

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