E. coli : Friend or Foe? The Bacteria That Can Help or Harm!
Escherichia coli (E. coli)
→ Escherichia coli, commonly known as E. coli, is a type of bacteria that naturally lives in the intestines of humans and animals. While most strains are harmless and even beneficial, some can cause serious infections.
The Good Side of E. coli
→ Helps Digestion – Some strains assist in breaking down food and absorbing nutrients.
→ Vitamin Production – E. coli in our gut helps produce Vitamin K, which is important for blood clotting.
→ Prevents Harmful Bacteria Growth – The good strains compete with harmful bacteria, stopping them from multiplying.
⚠️ The Bad Side of E. coli
Certain strains of E. coli, like E. coli O157:H7, produce a dangerous toxin called Shiga toxin, which can cause food poisoning and serious infections.
How Does Harmful E. coli Enter the Body?
Contaminated Food – Eating undercooked meat, unwashed vegetables, or unpasteurized dairy.
Dirty Water – Drinking contaminated water or swimming in polluted lakes/rivers.
Poor Hygiene – Not washing hands properly after using the toilet or handling food.
Animal Contact – Touching infected animals or their waste. Symptoms of an E. coli Infection
Severe stomach cramps
Diarrhea (sometimes bloody)
Vomiting
Fever (in some cases)
In severe cases, it can lead to kidney failure, especially in children and older adults.