Food poisoning

Food poisoning is the illness caused by eating contaminated and unhygienic food. It is also called as Foodborne Illness. Infectious organisms including bacteria, viruses and parasites or their toxins are the most common causes of food poisoning. Most often, food poisoning is mild and resolves without treatment. But some people need to go to the hospital.

Risk factors of Food Poisoning

Food Poisoning depends upon the Organismsthe amount of exposure, your age and your health. High risk group includes:

  • Older Adults.
  • Pregnant Women.
  • Infant and Young children.
  • Chronic Diseases, such as Diabetes, Liver disease or AIDS.
  • Having Chemotherapy or Radiotherapy, because it reduce Immune response.
Risk factors for Food Poisoning 

Symptoms of Food Poisoning

Sign and Symptoms of food poisoning may be vary from person to person, depending upon the source of contamination. Signs and symptoms may start within hours after eating the contaminated food, or they may begin days or even weeks later. Sickness caused by food poisoning generally lasts from a few hours to several days. few sign and symptoms of food poisoning are:

  • Nausea.
  • Vomiting.
  • Watery or bloody diarrhea.
  • Abdominal pain and cramps.
  • Fever.
Symptoms of Food Poisoning

Causes of Food Poisoning

Causes of food poisoning include:

  • Bacteria.
  • Viruses.
  • Allergens.
  • Mold Toxins.
  • Parasites.
  • Contaminants. 
  • Raw or Ready-to-Eat food, such as Salads.
Causes of Food Poisoning


Diagnosis for the food poisoning is made with the help of History, Sign and symptoms, and General physical examination by the physician. some lab tests may be recommend for further investigations. These tests are:

  • Blood test.
  • Stool DR.
  • Examination for parasites.