Stage 0 Cancer cells are only in the layers of the lung and it hasn't spread to any other parts of the lung or to lymph nodes.; Stage 1 The cancer is larger.It has invaded other parts of the lung ...

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

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

It has since been confirmed that the patient’s death was caused by pneumonic plague, which is a severe lung infection caused ...

An Arizona resident has died from the “most serious” form of the plague, health officials said. The person tested positive ...

A resident in Northern Arizona has died from the pneumonic plague, the first person to die of the lung infection in the ...