Trends in injecting methamphetamine and opioids among people who inject drugs in the US
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Updates every hour. Last Updated: 21-May-2026 18:15 ET (21-May-2026 22:15 GMT/UTC)
A study of almost 258,000 children in Scotland found that, after accounting for pre-pandemic trends, there was an increase in the proportion of toddlers showing any developmental issues throughout the period of lockdown and social distancing measures between March 2020 and August 2021.
Researchers from Japan have unveiled a comprehensive dataset detailing the psychological and social responses of Japanese adults to the COVID-19 pandemic. Spanning 30 survey waves from January 2020 to March 2024, the open dataset captures how Japanese adults’ risk perception, preventive behaviors, policy attitudes, views toward foreigners, and psychological distress evolved over more than four years of uncertainty. Published as a data paper in Data in Brief, this resource is now openly accessible to the global community.
Researchers at the Icahn School of Medicine at Mount Sinai and collaborators have created the most comprehensive map to date showing how antibodies attach to the SARS-CoV-2 virus, which causes COVID-19, and how viral mutations weaken that attachment. The findings, published in the November 21 online issue of Cell Systems, a Cell Press journal, explain why variants like Omicron can evade immune defenses and suggest new strategies for building longer-lasting antibody therapies and vaccines. The team analyzed more than a thousand three-dimensional structures of antibodies bound to the virus’s spike protein, the main target for immune recognition, and compiled them into a structural atlas of COVID-19 antibodies. By studying these structures together for the first time, the researchers revealed a detailed picture of how the immune system targets the virus and how the virus evolves to evade it.