I have a clear memory of noticing a distinct scar ... smallpox vaccine. Smallpox is a viral, infectious disease that once terrorized us humans. It causes a significant skin rash and fever, and ...

In the 20th century, a vaccine for yellow fever was developed to protect people in regions where the disease still flourishes. Epidemics continued, however, during every decade of the century ...

In the 1930s, French and American scientists independently developed vaccines against yellow fever. The vaccines are not entirely without risk and are only administered to individuals living or ...

“It’s possible we can’t find a vaccine. How are we going ... a telltale symptom. “Yellow fever doesn’t leave visual scars. You have to perform your immunity to this disease,” she ...

Paraguayan health authorities reported an increase in the demand for the yellow fever vaccine from people willing to travel to Brazil for the summer season. “An average of 200 people come daily ...

In times when controversies over COVID-19 vaccination mandates keep mounting worldwide, Paraguay's authorities Friday announced a proof of immunization against yellow fever will be required to ...

In the study involving 33 healthy adult volunteers aged 21 to 45, scientists employed a cross-vaccination approach by administering a live-attenuated yellow fever vaccine followed by a challenge ...