CDC Raises Alert on Polio Risk Abroad as Americans Prepare for Spring and Summer Travel

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The Facilities for Illness Management and Prevention (CDC) issued an advisory this week advising People to take “enhanced” precautions when touring to any of 32 international locations the place poliovirus is believed to be endemic.

These locations embrace international locations in Europe (resembling the UK, Germany, Poland, Spain, and Finland), Africa (together with Tanzania), and the Jap Mediterranean (resembling Israel and Afghanistan).

If you’re planning to journey to those areas, the CDC recommends ensuring your polio vaccination is updated and contemplating getting a booster shot, even when you’ve got beforehand accomplished the complete polio vaccine sequence. That is mentioned to offer lifelong immunity for most individuals who obtain the vaccine.

“Polio stays an issue and is a rising drawback in lots of international locations all over the world, primarily associated to declining vaccination protection,” mentioned Robert H. Hopkins, Jr., MD, medical director of the Nationwide Basis for Infectious Illnesses (NFID).

“If you’re totally vaccinated, your danger of contracting polio is extraordinarily low, virtually zero,” Dr. Hopkins says.

Why is polio harmful?

Polio is a extremely contagious illness. The virus lives in feces and could be unfold if an contaminated individual doesn’t wash their palms correctly after defecating (pooping). Poliovirus will also be unfold by contaminated water and meals.

Most individuals with polio haven’t any signs, however some might expertise delicate issues resembling fever, fatigue, stiffness within the arms or again, or ache within the arms or legs. Nonetheless, as soon as the virus invades the nervous system, one in 200 individuals will expertise irreversible paralysis. In response to the World Well being Group (WHO), 5 to 10 p.c of paralyzed individuals die when their respiratory muscle mass cease working.

Danger of under-vaccination

Polio vaccination is now a part of the routine childhood immunization schedule, and the CDC recommends 4 doses of inactivated polio vaccine (IPV) for max safety.

Nonetheless, vaccine hesitancy has elevated lately because of misinformation on social media, non secular and cultural beliefs, and mistrust of establishments.

In response to the CDC, immunizations for measles, mumps, rubella (MMR), diphtheria, tetanus, pertussis, and varicella, in addition to polio, are lowering amongst kindergartners. In response to company information for the 2024-25 faculty yr, 92.5% of kindergarteners obtained the polio vaccine.

Protection might fall additional as influential advisers to the CDC emphasize that polio vaccination must be offered to the general public as a private selection fairly than a routine advice.

If this downward pattern continues, the U.S. might ultimately be liable to shedding polio-free standing, Hopkins mentioned.

“The best danger is posed by unvaccinated U.S. vacationers buying polio internationally and bringing it again to their residence communities,” he says. The danger of polio is growing worldwide as international locations more and more run out of vaccinations.

Due to this fact, the CDC emphasizes that vacationers to higher-risk areas ought to be certain they’ve obtained the polio vaccine and think about getting a booster shot even when they obtained a full sequence of polio vaccines as youngsters.

“With this resurgence of polio outbreaks, I believe some individuals, notably those that are immunocompromised, might critically think about getting a booster shot out of an abundance of warning,” Dr. Loring says. “These injections are secure and efficient. We encourage you to contact your physician to debate this.”

He additionally famous that a few of the high-risk areas listed could also be stunning to many American vacationers.

“Earlier than you go to London, you won’t suppose, ‘I ought to get a polio shot,'” says Laurin. “So keep knowledgeable about the place the virus is prevalent.”