After 17 years, 26 doctors, and 37 procedures, a former athlete was finally diagnosed with IgG4-related disease, a rare ...

A person has died of the pneumonic plague at the Flagstaff Medical Center in Arizona, according to Northern Arizona Healthcare, the organization that runs the hospital. The patient arrived at the ...

At the surface, the immune response to a flu virus is simple. Some cells recognize the pathogen and send a signal to the ...

Officials confirmed one person died of pneumonic plague just days after a prairie dog die-off believed to be related to ...

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.

Amid a prairie dog die-off near Flagstaff, one person in Northern Arizona has died from the plague after being hospitalized ...

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

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

Discover how allergies can cause swollen lymph nodes, and learn to distinguish between normal immune responses and warning signs that require medical attention.

Medically reviewed by Daniel More, MD Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny ...