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HomeHealth & FitnessSymptoms of food poisoning, and how to prevent infection from contaminated food or water

Symptoms of food poisoning, and how to prevent infection from contaminated food or water

Food poisoning symptoms and treatment: Never ignore the symptoms of food poisoning as it they can spiral quickly if not addressed on time. With mindful choices, basic hygiene, and a little extra care in the kitchen, you can avoid falling sick.

April 24, 2025 / 12:20 IST
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Food poisoning is a common infection caused by contaminated food or water. While most cases are mild, some can become life-threatening if ignored or poorly managed (Image: Canva)

Ever eaten something that didn’t sit right , only to be stuck in bed or the bathroom hours later? Chances are you might’ve had food poisoning. While it’s often brushed off as just a bad meal, food poisoning can sometimes become serious, especially for vulnerable people. From cramps to dehydration, and even hospital visits, the risks are real. However, most cases are completely preventable with just a little caution and kitchen awareness.

Many times people eat leftovers, order from a new place, or grab a snack on the go. These can be harmful, says Dr Shubham Vatsya, Senior Consultant, Gastroenterology and Hepatology at Fortis Hospital, Vasant Kunj. “Food poisoning is a common infection caused by contaminated food or water. While most cases are mild, some can become life-threatening if ignored or poorly managed,” he says, and adds that the symptoms can show up within hours , and include nausea, vomiting, abdominal pain, and diarrhoea, all of which can severely dehydrate the body if not treated on time.

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Causes of food poisoning:

The root cause of food poisoning is contamination, and can happen anywhere. “Bacteria like Salmonella or E. coli, viruses such as Norovirus, and even toxins in certain seafood or mushrooms are among the most common triggers. Contamination may occur while cooking, during packaging, or even at your dining table if hygiene is neglected. Though many recover on their own, infants, older adults, pregnant women, and people with weakened immune systems are at a much higher risk of complications such as kidney failure or long-term gut damage,” says Dr Vatsya.