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Renowned virologist Shane Crotty, PhD joins us again to address the most important COVID-19 questions: Should people who’ve been vaccinated or had COVID-19 continue to wear masks and physically distance? How will each vaccine hold up to the SARS-CoV-2 variants?…
Since the pandemic began there’s been an ongoing debate about the link between a patient’s Vitamin D levels and how badly the virus affects them. The problem is that, scientifically speaking, correlation and cause are not the same. Health authorities…
What a vaccine’s “efficacy rate” actually means. Sign up for our newsletter: http://www.vox.com/video-newsletter In the US, the first two available Covid-19 vaccines were the ones from Pfizer/BioNTech and Moderna. Both vaccines have very high “efficacy rates,” of around 95%. But…
The convergence of factors that increase the risk for COVID-19 severity also increases the risk for vitamin D deficiency, as seen in the surprising degree of overlap between COVID-19 positivity and groups most affected by vitamin D deficiency. In a…
Mounting evidence suggests that vitamin D has a much broader role than initially thought — including regulating many genes and participating in the immune system. In the setting of COVID-19, vitamin D deficiency can lead to imbalances in the renin-angiotensin-system,…
