An average of seven human plague cases are reported each year in the U.S., according to the Centers for Disease Control and Prevention. While Arizona's Coconino County government said the risk to the ...

A human has died of pneumonic plague in northern Arizona, Coconino County health officials said. The victim sought help at a Flagstaff hospital.

A person in rural Arizona died after falling ill with a rare case of pneumonic plague, health officials confirmed July 11.

Officials clarified that the death is unrelated to a recent prairie dog die-off in the Townsend-Winona area northeast of Flagstaff.

A person in their 40s, who lives in southern Williamson County, was diagnosed with West Nile neuroinvasive disease on July 3.

Coconino County Health and Human Services recently received a report of a prairie dog die-off on private land northeast of ...

The video shows how our lymphatic system works undercover to protect our immune system. The network transports about two liters of lymphatic fluid throughout the body, identifies pathogens, trains ...

Stage 3 lymphoma is a lymphatic cancer that has spread to lymph nodes above and below the diaphragm. Learn its symptoms, ...

The model functions like a lymph node-on-a-chip, recreating aspects of the human lymph node environment—including fluid flow and cellular interactions—to study immune behavior outside the body.

An experimental therapy that grows miniature livers inside a person’s lymph nodes has been used in a human for the first time, but it will be months before we know if it fully replaces their ...

The human body does not age at a constant rate throughout adulthood — instead, it accelerates dramatically around ages 44 and 60, a new study finds.