Pharma giant AstraZeneca has defended the efficacy of its COVID-19 vaccine after media reports said the German government had doubts about its effectiveness among those over […]
New Zealand’s borders are likely to remain closed for much of the year as health officials assess global vaccine rollouts, Prime Minister Jacinda Ardern warned Tuesday.
Gov. Gavin Newsom lifted stay-at-home orders across the state Monday in response to improving coronavirus conditions, a surprising move hailed by beleaguered businesses but that prompted […]
Addiction, or substance use disorder (SUD), is a complex neurological condition that includes drug-seeking behavior among other cognitive, emotional and behavioral features. Synaptic plasticity, or changes […]