As summer kicks into full gear and people are spending more time outside, there's one thing on many people's minds - ticks.

The most popular Halloween costumes by year may surprise you! These are the most popular Halloween costumes by year Halloween ...

BACKGROUND Despite a highly efficacious vaccine, yellow fever (YF) is still a major threat in developing countries and a cause of outbreaks. In 2018, the Brazilian state of São Paulo witnessed a new ...