explainer

  • How to interpret clinical trial results for Long COVID

    How to interpret clinical trial results for Long COVID

    With no proven treatments or cures, many people with Long COVID are turning to off-label medications, supplements, and medical devices to treat their symptoms. There are numerous options — and some of them even have clinical trials underway or are reporting results. But even if one study suggests a treatment might work, another might contradict…

  • Invisible defenses: A guide for cleaner indoor air

    Invisible defenses: A guide for cleaner indoor air

    What if the air in your home could act as a silent shield against illness? Responding to the ongoing risks of COVID-19 and other airborne pathogens, many people have taken measures to improve the air in their homes and other spaces. With so many options, from do-it-yourself (DIY) filters to high-end HEPA machines, how do…

  • Wastewater surveillance for Covid-19 keeps evolving. Here’s what you need to know.

    Wastewater surveillance for Covid-19 keeps evolving. Here’s what you need to know.

    As governments have scaled back their tracking of Covid-19 — even as the pandemic continues — many people who still take precautions have increasingly relied on wastewater surveillance to follow disease trends. But wastewater data can be confusing and inconsistent, especially as surveillance programs change over time.