Also: Foggy glasses boost demand for laser eye surgery during pandemic [View in browser](    [❤️]( January 31, 2022 Hello CommonHealth reader, A tweet from [Don Milton]( â an expert on airborne transmission of COVID-19 and masking â recently got me thinking. He [tweeted disapprovingly]( about Massachusetts General Hospitalâs [mask policy]( saying the hospital âis making patients, visitors and staff remove their personal N95 and don a surgical mask," adding that MGH is "one of the most backward" hospitals in the country. I wanted to know if others agreed (since MGH is far from alone in enforcing this mask policy and far from alone in [getting pushback](. As I chatted with people, I soon came to see this issue as a microcosm of our current moment in the pandemic. Experts told me that finally â two years into COVID â we are making progress on encouraging people to use high-quality masks. They said weâre at a âtipping pointâ ⦠thereâs a âsea changeâ happening ⦠the âWhite House is starting to listen.â (The Biden administration has announced itâs distributing [400 million free N95s](. The CDC acknowledges [N95 masks]( are far superior to cloth.) Seeing this, some medical experts are advocating for places like MGH to update their mask policies, citing work by hospital epidemiologists like Michael Klompas at Brigham and Womenâs. He's documented COVID [transmission inside hospitals]( when both parties are wearing surgical masks. (MGH declined to comment.) I spoke with one MGH patient who delayed care and went elsewhere rather than remove her N95 and replace it with a surgical mask. But when I spoke to other doctors at Mass General Brigham, the network that includes both hospitals, they emphatically disagreed. They said many patients are reaching a point where theyâre tired of masking. And some staff members are hitting their limit, too, especially with the less-than-comfortable N95s worn around COVID-positive patients. They said they canât imagine tightening the masking policy any further, especially as omicron wanes and people push to return to something resembling ânormal.â The division on masks feels like it mirrors a broader societal division that crystalized around omicron: for some, the highly contagious variant offered reason for renewed caution and stricter protocols. But it led others to accept the virus as inevitable and declare themselves âover COVID.â Stuck in the middle are hospitals and public health institutions serving people on both sides of the spectrum. Gabrielle Emanuel
Health reporter
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 This Week's Must Reads
[Foggy glasses boost demand for laser eye surgery during pandemic](
The American Refractive Surgery Council estimates nearly 834,000 people received laser vision correction surgery in 2021, the highest number since it started counting the procedures in 2015. Here's why doctors think the cause is the pandemic. [Read more.](
[Foggy glasses boost demand for laser eye surgery during pandemic](
The American Refractive Surgery Council estimates nearly 834,000 people received laser vision correction surgery in 2021, the highest number since it started counting the procedures in 2015. Here's why doctors think the cause is the pandemic. [Read more.](
[How a hyperactive cell in the brain might trigger Alzheimer's disease](
Microglia are amoeba-like cells that scour the brain for injuries and invaders. But researchers say that sometimes the usually helpful cells go into overdrive and damage the brain. [Read more.](
[How a hyperactive cell in the brain might trigger Alzheimer's disease](
Microglia are amoeba-like cells that scour the brain for injuries and invaders. But researchers say that sometimes the usually helpful cells go into overdrive and damage the brain. [Read more.](
[Want to enjoy a walk on the ice? Here are 8 tips to keep you safe](
While there is no central resource to inform residents whether an iced-over lake or pond is safe, there are steps you can take to help keep you safe. Tip: Bring a chisel. [Read more.](
[Want to enjoy a walk on the ice? Here are 8 tips to keep you safe](
While there is no central resource to inform residents whether an iced-over lake or pond is safe, there are steps you can take to help keep you safe. Tip: Bring a chisel. [Read more.](
[Wastewater COVID is down 90% from its omicron peak. Experts are still concerned](
The omicron surge has clearly crested. What's less clear is where the numbers will stabilize â or where they might go next. [Read more.](
[Wastewater COVID is down 90% from its omicron peak. Experts are still concerned](
The omicron surge has clearly crested. What's less clear is where the numbers will stabilize â or where they might go next. [Read more.](
[Coronavirus FAQ: Are pets a threat? My immunocompromised pal had COVID. Can I visit?](
Hong Kong's hamster cull has people wondering if they can catch COVID-19 from a pet. And here's a human dilemma: Is it risky to visit an immunocompromised individual who recently had the disease? [Read more.](
[Coronavirus FAQ: Are pets a threat? My immunocompromised pal had COVID. Can I visit?](
Hong Kong's hamster cull has people wondering if they can catch COVID-19 from a pet. And here's a human dilemma: Is it risky to visit an immunocompromised individual who recently had the disease? [Read more.]( What We're Reading 📚 When I saw epidemiologist Trevor Bedfordâs estimate that [40% of the U.S.]( will have been infected with omicron by the end of this wave, it felt like an eye-popping number. But then I saw Nurith Aizenmanâs story about how some places in Africa may have far exceeded that number and [reached the pandemic's holy grail]( already: broad immunity that makes this coronavirus more like a typical flu or cold. In places like Malawi, Madagascar, Kenya and South Africa, researchers are finding an incredibly high percentage of the population has already been infected by some strain of COVID-19. In Malawi, for example, by the time the delta variant came around last summer, as many as 80% of Malawians had already had the virus. This matters since infection confers a degree of immunity â and when thereâs a high degree of immunity, communities can move to a virus's endemic stage (where it's a whole lot less disruptive). Of course, the key question is how long immunity lasts. Aizenman quotes one expert, saying these numbers mean we need to get back to normal. Experts Iâve spoken to add that we also need to prepare for the next surge, so weâre more ready to deploy testing, surveillance and treatments.  "When we got the results I literally ran to my colleague's office next door and said you gotta see this!" â [Rudolph Tanzi]( a neuroscientist, about when he identified the first gene involved in the immune system that's tied to Alzheimer's Disease. ICYMI
[Parents and caregivers of young children say they've hit pandemic rock bottom](
The people who take care of and educate children under 5 years old, who are too young to be vaccinated, are in a special kind of hell right now. [Read more.](
[Parents and caregivers of young children say they've hit pandemic rock bottom](
The people who take care of and educate children under 5 years old, who are too young to be vaccinated, are in a special kind of hell right now. [Read more.]( Did you know...the new game Wordle is named after the inventor, Josh Wardle, who made it as a present for his girlfriend? [Psychologists explain why the world is obsessed]( this game. 😎 Forward to a friend. They can sign up [here](. 📣 Give us your feedback: newsletters@wbur.org 📧 Get more WBUR stories sent to your inbox. [Check out all of our newsletter offerings.]( Support the news
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