How do you know if you have food poisoning?


Quick Answer

According to Mayo Clinic, symptoms of food poisoning can include vomiting, stomach cramps, queasiness, fever and diarrhea. Depending on the specific cause of food poisoning, symptoms can develop within hours following ingestion or may not appear for days or weeks. It is important for individuals to seek immediate medical attention if symptoms of diarrhea last longer than three days or if abdominal pain or cramping is severe.

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Full Answer

WebMD explains that symptoms such as dizziness, increased saliva and disorientation may indicate food poisoning caused by toxic chemicals or poisonous mushrooms. Visual disturbances, speaking difficulties and paralyzed muscles may signify botulism, a serious form of bacterial poisoning. Food poisoning can also lead to dehydration, so it is important for individuals to consult with a physician as soon as possible if they are experiencing symptoms such as dry mouth, sunken eyes or low urine output.

MedlinePlus notes that food poisoning symptoms can develop in individuals who consume non-pasteurized fruit or vegetable juices, foods that are stored at insufficient temperatures, raw oysters, untreated well water and undercooked beef. Elderly individuals, infants and individuals with immune system disorders or illnesses such as cancer or kidney disease are at higher risk for food poisoning. Food poisoning symptoms typically resolve on their own within 48 hours.

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