Risky or Not?

A short podcast about everyday risks from germs

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Six pieces of assorted sushi sit on a beige kitchen counter. The lighting is dim and moody, suggesting the sushi has been left out overnight. The rolls and nigiri look slightly dried, with a soft focus on the background showing tiled walls and part of a stainless steel utensil holder.

808. Sushi Left on the Counter Overnight

August 08, 2025 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating sushi left on the counter overnight.

Dr. Don - risky ☣️
Professor Ben - risky ☣️

  • sushi - Risky or Not?
  • 594. Expired Sushi in a Unplugged Refrigerator for 7 Hours — Risky or Not?
  • overnight - Risky or Not?
  • Scombroid fish poisoning: Factors influencing the production of histamine in tuna supply chain. A review - ScienceDirect
  • Scombroid Fish Poisoning Associated with Tuna Steaks --- Louisiana and Tennessee, 2006
August 08, 2025 /Don Schaffner
Sushi, Time temperature control for safety food, Histamine

DALL·E - Imagine a quaint scene set in a dimly lit, compact dorm room featuring a small, unplugged refrigerator with its door slightly ajar. Inside are pieces of sushi.

594. Expired Sushi in a Unplugged Refrigerator for 7 Hours

March 27, 2024 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of eating out of date sushi from a refrigerator that was unplugged for about seven hours.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Bug Juice Fruit Punch - The Nerdy Gourmet
  • Bug Juice Drink Recipe - Punch
  • Histamine fish poisoning: a common but frequently misdiagnosed condition - PubMed
  • Histamine - Wikipedia
  • FDA Chapter 7: Scombrotoxin (Histamine) Formation
  • Modelling the effect of temperature, carbon dioxide, water activity and pH on growth and histamine formation by Morganella psychrotolerans - ScienceDirect
March 27, 2024 /Don Schaffner
Sushi, Time temperature control for safety food

DALL·E - a dish of ceviche

570. Ceviche

January 31, 2024 by Don Schaffner

Dr. Don and Professor Ben talk about the risks from eating ceviche.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Ceviche - Wikipedia
  • Effect of Lime Juice on Vibrio parahaemolyticus and Salmonella enterica Inactivation during the Preparation of the Raw Fish Dish Ceviche - ScienceDirect
  • 129. Sushi From Non-Sushi Grade Fish — Risky or Not?
  • sushi - Risky or Not?
  • Ceviche - Google Scholar
  • Ethnic food: A microbiological evaluation of black shellfish ceviche that is sold in typical restaurants - ScienceDirect
  • Microbiological safety and quality of ceviche, poke, and sushi dishes sold at retail outlets in Orange County, CA04069-0.pdf)
  • Is sushi safe?
  • National Outbreak Reporting System (NORS) Dashboard | CDC
  • Ceviche Trends, Data and Analytics | Tastewise
January 31, 2024 /Don Schaffner
Ceviche, Raw fish, Sushi, Vibrio, Salmonella

452. Reusing Bamboo Chopsticks for Raw Sushi

May 01, 2023 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of Reusing Bamboo Chopsticks hand washed with soap and water for raw sushi.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

  • Chopsticks!! (Piano Song) - YouTube
  • Urban Dictionary: open the kimono
  • Welcome | 12th International Conference on Predictive Modelling in Food
  • Amazon.com: Bamber 10 Pairs Reusable Bamboo Chopsticks Set, 10 Inches Long Chopstick, Japanese Style : Home & Kitchen
  • Microbial Safety of Wood in Contact with Food: A Review - Aviat - 2016 - Comprehensive Reviews in Food Science and Food Safety - Wiley Online Library
  • Efficacy of electrolysed oxidizing water in inactivating Vibrio parahaemolyticus on kitchen cutting boards and food contact surfaces | Letters in Applied Microbiology | Oxford Academic
  • The 6 Best Chopstick Sets of 2023 | Reviews by Wirecutter
May 01, 2023 /Don Schaffner
Sushi, Soap, Chopsticks
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129. Sushi From Non-Sushi Grade Fish

April 07, 2021 by Don Schaffner

Dr. Don and Professor Ben talk about the risks of eating sushi made from non-sushi grade fish.

Dr. Don - risky ☣️

Professor Ben - risky ☣️

  • Dr Sophia Frentz 🌈 on Twitter
  • What's the Deal With Tuna Scrape? | Food Safety News
  • What Is "Sushi-Grade," Anyway? A Guide to Eating Raw Fish at Home | Serious Eats
  • FDA Food Code 2017
April 07, 2021 /Don Schaffner
Sushi, Raw Fish

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