Share on PinterestNew research questions the role of closing schools in slowing down the pandemic.By April 13, 2020, a total of 192 countries had ordered their schools to close as part of the global effort to control the spread of COVID-19. This is the disease caused by SARS-CoV-2.According to figures from UNESCO, these school closures…
6 min read THE BODY IS a complex machine. Your corporeal form houses over 600 muscles, all working together to help you perform your best every day. Fitness pros tend to organize all of these into different muscle groups—think upper body, lower body, core, and legs. If you're training to improve your physique, it may
Graphical abstract. Credit: Biomolecules and Biomedicine (2025). DOI: 10.17305/bb.2025.12331 Researchers report in a study, published in Biomolecules and Biomedicine, that lower blood levels of vitamin D are consistently linked with higher rates of depression in adults—especially when 25-hydroxy-vitamin D [25(OH)D] falls at or below 30 nmol/L. The authors emphasize that this does not prove cause:
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