
This spring, a record-breaking heat wave swept through Brazil, triggering fires, exacerbating drought, and testing the country’s energy grid. Fernando Santos, 33, who had been living with Long Covid and postural orthostatic tachycardia syndrome (POTS) since June 2021 and had made some progress in his recovery, began to decline when the heat arrived in Rio…

Last summer, the federal Healthcare Infection Control Practices Advisory Committee (HICPAC) began meeting to update their guidance on infection control in healthcare settings for the first time in sixteen years. The committee’s draft recommendations, released in November, argue that surgical masks are adequate protection against airborne viruses, and allow employers to decide whether to implement…
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