Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Viral variants of concern may emerge with dangerous resistance to the immunity generated by the current vaccines to prevent coronavirus disease 2019 (Covid-19). Moreover, if some variants of concern ...

Caitlin Rivers: These vaccines protect kids and communities. We have some of the world’s best public health and vaccine ...

The acting CDC director adopted controversial guidance from the agency's advisory panel, upending a decades-long policy.