For over half a century, the CDC Yellow Book has been a trusted resource, providing international travelers and clinicians with expert guidance for safe and healthy travel abroad. Along with disease-specific prevention and treatment recommendations, this comprehensive reference text provides readers with the background and context needed to understand and address health threats associated with all types of international travel.FEATURED IN THIS EDITION:- Precautions for international travelers during the coronavirus disease 2019 (COVID-19) pandemic, including links to updated information on related CDC and US government websites- Updates on practicing travel medicine in a virtual environment- New standalone vaccine tables for bacterial and viral diseases with links to the relevant Advisory Committee on Immunization Practices and US FDA websites- Safe international travel with pets and service animals- Advice for obtaining healthcare abroad including guidance on different types of travel