Food Poisoning Frequency: How Often Does the Average Person Get Sick?

CDC estimates **~48 million foodborne illnesses annually in the U.S.** (1 in 6 Americans).

Per-Person Estimate

• Average: ~1 episode every 6 years.
• Highly variable: some never; others multiple/year (occupational, dietary, immune factors).
• Most cases mild, unreported, self-limiting.

Risk Modifiers

Factor	Effect on Risk
Frequent restaurant dining	↑ 2–3x
Immunocompromised	↑ severity + frequency
Pregnancy	↑ susceptibility (Listeria, Toxoplasma)
Age <5 or >65	↑ severity
International travel	↑ exposure to novel pathogens
Home food safety practices	↓ 50%+ with proper handling

Top Pathogens (US)

1. Norovirus (viral, highly contagious)
2. Salmonella
3. Clostridium perfringens
4. Campylobacter
5. Staphylococcus aureus (toxin)

Prevention Core Four

• **Clean:** Hands, surfaces, produce.
• **Separate:** Raw meat from ready-to-eat.
• **Cook:** Safe internal temps (165°F poultry, 160°F ground meat, 145°F whole cuts).
• **Chill:** Refrigerate ≤2h (1h if >90°F); fridge ≤40°F.