Risk for hospitalization, death higher for both current and former smokers

Findings for ventilator use, length of stay, in-hospital mortality similar for those with, without chronic use of immunosuppressant agents

Pharmacists found they could get an extra dose out of Pfizer vials that were supposed to contain only five doses

Company says it is working on a new form of the vaccine to use as a booster shot against the South African variant

Medal is the academy's most prestigious award, presented annually to honor extraordinary use of science for the public good

Nine of the 10 cases occurred in individuals with documented history of allergies, allergic reactions

Interim results show improvement in primary end point of need for ventilation, other organ-supportive interventions

Significant association persists after adjustment for race, periodontal disease status, diabetes, and obesity

Asymptomatic individuals less likely to infect others; symptomatic cases more likely to infect others before symptom onset

No significant reduction seen in viral load at day 11 with bamlanivimab monotherapy in mild-to-moderate COVID-19