Scientists have created candidate vaccines, which eventually could protect billions of people from COVID-19, with astonishing speed, compressing scientific efforts that usually take years into months. But the leader of…

Temporary loss of smell, or anosmia, is the main neurological symptom and one of the earliest and most commonly reported indicators of COVID-19. Studies suggest it better predicts the disease…

The initial surge of COVID-19 patients in Boston-area hospitals has passed, but the memories of caring for them will forever remain with physicians involved in that care. We asked seven…