U.S. CDC Issues New Polio Travel Alert for Americans Heading to Various Countries Including United Kingdom, Germany, Spain and Finland
Nikhil Prasad Fact checked by:Thailand Medical News Team Nov 24, 2025 1 hour, 40 minutes ago
Medical News: Growing Concerns Over Rising Polio Activity
A new update from the US Centers for Disease Control and Prevention has raised global attention after officials issued a renewed Level 2 travel alert warning Americans about heightened polio risks in several popular destinations. The advisory highlights ongoing poliovirus circulation in countries including the United Kingdom, Germany, Spain, Finland and Kenya. According to the U.S. CDC, travelers should be fully aware of the evolving situation, and this
Medical News report underscores why vigilance matters more than ever.
US CDC Issues New Polio Travel Alert for Americans Heading to Various Countries Including
United Kingdom, Germany, Spain and Finland
What The Updated CDC Health Advisory Says
The U.S. CDC urges all travelers to check their vaccination status before any international trip. Adults who completed their childhood immunization series may receive a one-time lifetime booster before traveling to locations with detected poliovirus activity. This recommendation reflects the reality that many infections occur silently. Most infected individuals show no symptoms, while others may only experience mild issues such as fever, fatigue, nausea, headache, nasal congestion or muscle discomfort.
However, the advisory stresses that in a small number of cases the virus can invade the nervous system, resulting in paralysis, long-term disability and—when respiratory muscles are affected—potentially fatal complications. These severe outcomes remain rare but are significant enough for health officials to warn travelers not to underestimate the threat.
How Polio Spreads and What Travelers Should Do
Polio spreads mainly through contaminated food or water and through contact with infected individuals, even if they appear healthy. This is why the CDC strongly recommends practicing strict hand hygiene, consuming only clean drinking water and avoiding risky food sources. These precautions are particularly important in regions reporting recent poliovirus detections, as environmental surveillance has shown intermittent viral shedding even in countries with historically strong public health systems.
It should also be noted that the polio virus can also be transmitted by droplets when a person coughs or sneezes.
The advisory also reflects concerns about global immunity gaps following the COVID-19 pandemic, during which many countries saw disruptions in routine childhood immunization programs. As international travel surges back to pre-pandemic levels, health authorities fear that undetected infections could move easily across borders.
Growing International Monitoring Efforts
European nations such as the United Kingdom, Germany, Spain and Finland have boosted wastewater surveillance after detecting poliovirus traces in recent years. Kenya is continuing vaccinations in high-risk communities. While none of these countries have reported l
arge outbreaks, the presence of circulating poliovirus signals that pockets of the population remain vulnerable.
Health experts emphasize that polio eradication requires high vaccination coverage worldwide. Travelers play a role by ensuring they are protected and by following preventive guidelines when abroad. Global health agencies are also urging countries to maintain strong surveillance systems to catch any resurgence early and prevent broader spread. These efforts highlight the delicate balance between controlling the disease and keeping international travel safe.
The evolving advisory serves as a reminder that poliovirus, though forgotten by many, has not disappeared. It remains essential for travelers to stay informed, stay protected and take all recommended precautions because even mild disruptions in global immunity can allow the virus to regain momentum.
References:
https://wwwnc.cdc.gov/travel/notices/level2/global-polio
For the latest on Polio, keep on logging to Thailand
Medical News.
Read Also:
https://www.thailandmedical.news/news/thai-officials-warn-of-polio-threat-from-laos-outbreak-unverified-claims-indicate-that-a-new-sublineage-could-be-involved
https://www.thailandmedical.news/news/breaking-eradicated-polio-type-2-strain-makes-mysterious-return-in-papua-new-guinea-raising-fears-of-a-new-lineage
Share
Tweet
Share
