South America — Vax-Before-Travel

South America

Fact checked by Robert Carlson, MD

Jan 4

3 min read

Certain Un-Vaxxed Travelers Banned Until April 2023

TSA extends fully vaccinated against COVID-19 requirement

Airport security

Fact checked by Robert Carlson, MD

Jan 31

3 min read

1 Million Air Travelers Participate in Biosurveillance Program

Traveler-Based Genomic Surveillance collects nasal samples focus on individual data rather than pools of multiple travelers

Fact checked by Robert Carlson, MD

Jan 19

4 min read

Travelers to Cuba, Hong Kong, and 100 Countries Face Fewer Chikungunya Vaccine Options in 2026

Valneva SE suspends Chikungunya Vaccine amid ongoing review

vaccine

Fact checked by Robert Carlson, MD

Jan 7

4 min read

Do You Have the Flu or Adenovirus Infection

Adenovirus Type 4 and Type 7 Vaccine is US FDA approved for Military Personnel

flu shot

Fact checked by Robert Carlson, MD

Jan 6

3 min read

First-Generation Dengue Vaccine Still Offered in Puerto Rico

Dengue vaccines are available in most endemic countries in 2026

Dengue