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Are Cold Sores the Same as Fever Blisters?

January 3, 2024 by Lochlan DuVal Leave a Comment


Cold sores are the same as fever blisters. The names are used interchangeably to describe tiny blisters filled with pus that are found on or around the lips. These blisters indicate a viral infection and are spread from person to person by kissing, sharing beverages, or other things that involve skin-to-skin contact. For the sake of convenience, we’ll refer to these blisters simply as cold sores.

[Read more…]

Filed Under: General Posts

Why Do My Legs Swell While Flying

December 29, 2023 by Lochlan DuVal Leave a Comment


The plane has finally landed and what seemed like an eternity in the sky has come to a long-awaited conclusion. As you begin deboarding, you notice that your ankles are a little thicker than usual. Your legs are swollen and you have no idea what caused this. Let’s look at two possible causes as to why your legs swell during plane rides.

[Read more…]

Filed Under: General Posts

Can I Renew My U.S. Passport Online?

December 27, 2023 by Lochlan DuVal Leave a Comment


This time of year, many people are making their 2024 travel plans. If you’re one of those, have you checked your United States passport to make sure it has not expired? And if it has, what’s the quickest way to renew it — can you even review it online? Let’s take a look at what your U.S. passport renewal options are and the easiest way to get it done.

[Read more…]

Filed Under: General Posts

How Does Motion Sickness Medicine Work?

December 22, 2023 by Lochlan DuVal Leave a Comment


The day you’ve been waiting for is finally here — your big cruise vacation! You board the ship and with an umbrella drink in hand, watch dry land slip further and further away. Suddenly, you start not to feel so good. You start to feel a bit dizzy and your skin gets clammy. Then you start to feel nauseous and need to sit down. The symptoms get worse until a cruise ship employee gets you some motion sickness medicine and finally, you start to feel better.

Why did you get motion sick? And how does motion sickness medicine help alleviate symptoms? Let’s answer both of these questions.

[Read more…]

Filed Under: General Posts

Thinking About RVing Long Term? Here are Some Things You Should Know

December 20, 2023 by Lochlan DuVal Leave a Comment


RVs are often considered a symbol of freedom. They offer the opportunity to pack up and move your home on wheels at any time, providing a constant change of scenery, a never-ending rotation of neighbors, and the absence of HOA fees or mortgages that can be alluring. However, the RV lifestyle portrayed on social media platforms such as Facebook, Instagram, and TikTok often overlooks some uncomfortable truths.

[Read more…]

Filed Under: General Posts

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About Us

Passport Health's blog

provides travelers and travel enthusiasts with a variety of news and features. We focus on bringing the most interesting and relevant stories right to our readers. Topics range from the vaccines needed for a destination to updates on recent outbreaks, travel advice and much more. Feel free to check out some of our most popular posts, linked in the sidebar, or our most recent posts below.

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Recent Blog Posts

  • New Tick Species Identified As Allergy Disease Vectors, Emerging Research
  • Ruthless Marburg Outbreak in Tanzania: Its Spread and Survival Rate
  • New Research Shows How Oysters Can Help Destroy Hazardous Bacteria
  • Enormous Risk as Childhood Vaccinations Plummet: Results Could Be Devastating

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