US biotech firm Novavax on Monday said it had positive results from preclinical studies of a shot combining its influenza and COVID vaccine candidates.
A COVID-19 variant spreading in India, the B.1.617, appears to be more contagious and has been classified as being “of concern”, the World Health Organization said […]
A neurologic pathway by which non-damaging but high frequency brain impact blunts normal brain function and causes long-term problems with learning and memory has been identified. […]