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PODCAST

Germ & Worm

Drs. Paul Pottinger and Chris Sanford

Internationally-renowned travel health experts, Drs. Paul Pottinger and Chris Sanford, answer your most pressing (and most embarrassing) questions on maintaining good health during your global travels.

health & fitness medicine

All Episodes

26:32

48: Your Vaccine Questions Answered by Zachary Rubin, MD

Germ & Worm ·

2025/05/13

Hi there! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") welcome special guest Dr. Zachary Rubin who will answer your travel health questions focused on vaccines:When it comes to immunity, which is better: Natural or Vaccine-induced?How many vaccines at once are too many?Does jet lag suppress my immune system?We plan to travel to Costa Rica with our sons who are 9 and 7 years old. Why do they need to be immunized before travel for all these rare diseases

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34:17

47: Hot Snot! The cold truth about your nasal discharge

Germ & Worm ·

2025/05/06

Yassou! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Inhaled steroids and antibiotics for measles, please say it ain’t so!My sister's cats have fleas! What can I do when I visit her?Salt water–safe to drink in any amount?Food on the floor: Is the 5-second rule true?How can I prevent sea sickness on the ferry from Spain to Morocco?What about the color of my snot–does it reveal viral vs bacterial causes of my

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29:12

46: Toilet seats, THC, and Cuy… Oh My!

Germ & Worm ·

2025/04/29

Zdravo! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:What infections can I catch from a toilet seat?Any advice for a traveler who likes their comforts and conveniences?How safe is that welcome fruit basket in the hotel?Any safety issues with getting a haircut and shave on the road?How worried should I be about germs emerging from thawed permafrost?How can I keep my nasal saline irrigation safe during travel?I plan to

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35:33

45: Vitamin A--Too Much of a Good Thing?

Germ & Worm ·

2025/04/22

Maingalarpar! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Do I need anything beyond meningococcal vaccination before the Hajj?How can I prepare better for the chaos of TSA rules at the airport?Should I get a Tdap before visiting Peru?Is my phone subject to search when I cross the border?Is the USA the only high-income nation with measles transmission now?Are there harms from taking TOO MUCH vitamin A?What do you

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32:36

44: Vaccine Record Chaos? There’s an app for that

Germ & Worm ·

2025/04/15

Sin Chao! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Just how unsafe is it to drive when I travel?Norovirus: How long does it last in the environment, and when will we have a vaccine?How can I become a more ethical traveler?Friendly reminder to check with your veterinarian before international travel with pets.What should I pack in my take-on bag vs checked bag?How should I best keep track of my vaccine records?How

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30:46

43: Cod liver oil to prevent measles? Oh hell no!

Germ & Worm ·

2025/04/08

Aloha! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Do I need to take malaria pills to visit an eco-lodge in Guyana?What's the cause of all these little red bumps in a family after travel to Costa Rica?Should I get a yellow fever vaccine booster 15 years after my first shot?Are there issues seeing a private ARNP for pre-travel advice?Any tips for general travel success?What’s the deal with plans for flu vaccines for

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39:10

42: TB or Not TB? That is the Question! (With Dr....

Germ & Worm ·

2025/04/01

Pryvit! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") devote an entire episode to the most common deadly infection on Earth: tuberculosis. They answer your travel health questions about TB, and host a very special guest: Adrienne Shapiro MD, PhD, who provides an update on the critical situation with current US federal policy on TB. Topics we will discuss:What is TB?Are there different kinds of tuberculosis?How common is TB?Is there a TB vaccine? If so,

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35:31

41: Women's Travel Health Questions with Dr. Karen Tang

Germ & Worm ·

2025/03/25

Hi there! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") are so excited to host Dr. Karen Tang, an expert gynecologist, to answer your travel health questions from our women listeners:Is it OK for me to skip my period for an upcoming holiday?How should I handle timing of my oral contraceptive pills across time zones?Are there certain forms of birth control well-suited for long trips abroad?What can I do to reduce the risk of a UTI or yeast infection?Will

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32:15

40: Lordy Lordy It's Episode Forty!

Germ & Worm ·

2025/03/18

Gutentag! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:What should I know about cholera before I travel?What are the implications of CDC no longer meeting to discuss vaccines?What essentials should I pack for a day hike?What are the ABCs of hepatitis A, B, and C?Should I visit as many countries as I can?Any special health concerns for a trip to Rio for Carnival?Is this really a bad year for flu, and is it too late

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33:11

39: Oooooo Capybara!

Germ & Worm ·

2025/03/11

Gutentag! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:How can I boost my immune system?What is a "neglected tropical disease?"Is leprosy a concern for travelers?What is up with measles (including in Texas?)Do you ever recommend canceling a trip?Any health concerns with capybaras?Is whitewater rafting dangerous?Leaches... How do I avoid them and remove them?We hope you enjoy this podcast! If so, please follow us on

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32:22

38: Who's the WHO and what do they do for YOU?

Germ & Worm ·

2025/03/04

Salaam! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:What's the WHO and what do they do?Did azithromycin just give me "sun hives"?Is Chris a mountaineer, too?Is it safe to visit Kansas City in light of the TB epidemic there?How can I reduce the chance of being robbed or mugged?What do you think of the TimeShifter jet lag app?When can I donate blood after contracting typhoid?What should I do if I step on a

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32:55

37: Bedbugs, Bovine Colostrum, Ice Cream, and Fugu!

Germ & Worm ·

2025/02/25

Konnichiwa! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Will bovine colostrum prevent traveler's diarrhea?How do I know if my hotel has bedbugs?Is flu season the same around the world?Why is wool "smarter" than cotton?Should I avoid eating pufferfish in Japan?Should I change my plans to visit Uganda in light of the Ebola outbreak?Should I be immunized against meningitis before travel to Africa?Is it safe to eat ice

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31:47

36: Squat Toilets, Vaccines, Marburg Virus, and...

Germ & Worm ·

2025/02/18

Ola! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:How many shots are too many at once for a baby?Is it OK to eat street food in Morocco?There’s Marburg Virus in Tanzania, should that impact my plans for safari?What can I do to reduce motion sickness from airplane turbulence?What's the difference between a live and a dead vaccine?What’s the difference between a bacteria, a virus, and a protozoa?I want to visit Disney

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31:47

35: Germ, Worm, and Screwworms!

Germ & Worm ·

2025/02/11

Bonjour! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:How do I pack clothing for warm & cold climates into my carry on bag?Should I get vaccinated for Hepatitis A before a trip to France?What’s the deal with screwworm and pets in Mexico?What is tetanus, and have you ever seen a case of it?How can I safely prepare my salad before eating it overseas?Can I obtain my same OCP when traveling abroad?Should I get

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32:07

34: DENGUE all day long

Germ & Worm ·

2025/02/04

Nihao! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions about Dengue Fever, including:What IS Dengue "break-bone" fever?Where can you catch Dengue?Is Dengue becoming more common? If so, why?Are there multiple types of Dengue?What are the complications of Dengue?How should Dengue be treated?Is there a vaccine to prevent Dengue?Is there a role for mosquito avoidance in preventing Dengue?What does the future hold for

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31:23

33: Caffeine, Mulberries, Norovirus, Typhoid,...

Germ & Worm ·

2025/01/28

Jambo! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:How can I deal with caffeine withdrawals while traveling?Should I travel to Shanghai in light of all the HMPV there?Will elderberry extract protect me from catching a cold, or help with my symptoms?Can a baby aspirin prevent blood clots during a long plane ride?CDC tells doctors now to subtype influenza... why don't you always do that?How did I catch typhoid fever

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27:52

32: Will murder hornets murder you? Does vitamin C...

Germ & Worm ·

2025/01/21

Welcome to 2025 everyone! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Will I get murdered by hornets in Laos?Do I need to take malaria prevention in Kruger and Etosha?Please tell people about brucellosis!I take acetaminophen to help with traveler's diarrhea... is that OK?What do G+W think about vitamin C to help with the common cold?Is dengue fever really getting worse?How to I navigate insurance if I get sick while

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34:27

31: Trekking poles: help or hindrance? What’s the...

Germ & Worm ·

2025/01/14

Welcome to 2025 everyone! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:What’s the differences between vaccines that are routine, recommended and required?What is Pertussis, and how can I avoid it?What can the US embassy do for me when I’m abroad?African Sleeping Sickness… what’s the dealTrekking Poles: Help or Hindrance?Isn't it just safer to stay home?Wha't the best layover duration from an anxiety

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31:27

30: Should we take our kids on a trip to Peru? Is...

Germ & Worm ·

2025/01/07

Welcome to 2025 everyone! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:Should we take our kids on a trip to Peru?Should I fly on airlines overseas if they have poor safety records?Is mumps still a thing?Is it dangerous to fly with high blood pressure?A friend of mine had a tendon rupture while taking antibiotics, what's the deal with that?What should we know about the mystery illness in DRC?Any safety tips for

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28:32

29: How to avoid Vaginal Yeast Infections, “Florence...

Germ & Worm ·

2024/12/31

Hi there and Happy New Year! Today, travel medicine specialists Drs. Paul Pottinger ("Germ") & Chris Sanford ("Worm") answer your travel health questions:What's the deal with falling polio vaccination rates?How can I avoid getting a yeast infection when I travel?Do I need a smallpox immunization before I travel?What's the most important safety feature: Where I go, or what I do when I'm there?What is "Florence Syndrome?"Any tips for cycling safely while traveling in Europe?How soon can I fly

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