In clinical trials, a time-honored but old-school way to determine if TB is being knocked out by antibiotics involves having study participants cough up phlegm for a sputum culture, a test that can gauge...

CHICAGO (Reuters) – Chris Murray, a University of Washington disease expert whose projections on COVID-19 infections and deaths are closely followed worldwide, is changing his assumptions about the...

FRIDAY, Oct. 23, 2020 — The new coronavirus holds no political views. The pathogen’s only aim is to infect, spread and thrive. But in what is surely no surprise in a deeply divided America,...