Browse By Topic Epidemiology
Chagas Disease in the U.S.: What We Do and Don't Know
Chagas disease is a life-threatening parasitic infection caused by Trypanosoma cruzi (T. cruzi) that is endemic to the Americas. Yet, there are significant barriers to an effective public health response to Chagas in the U.S.
SARS-CoV-2 Variants vs. Vaccines
SARS-CoV-2 California (B.1.427/B.1.429) and New York (B.1.526) variants join B.1.1.7, B.1.351, P.1 and B.1.2 lineages, adding to research on how viral evolution may impact COVID-19 vaccine efficacy.
B.1.1.7: What We Know About the Novel SARS-CoV-2 Variant
B.1.1.7 is a novel SARS-CoV-2 strain of concern that appears to be spreading faster than prior strains. Learn about this strain's mutations and what they could mean for diagnosis and management.