All Sauce from Weekly Sauce:

,With widespread testing still not a reality, a new phone app aims to help epidemiologists track COVID-19 symptoms across the United States in real time. Called the “COVID Symptom Tracker,” the nonprofit app has a number of objectives. One is to quickly identify hotspots that could benefit from a rapid deployment of medical supplies or…  read on >

One of the few bright spots in the COVID-19 pandemic has been the perception that children are mostly spared from its worst effects. But what about kids already at risk of contracting serious infections due to a compromised immune system? Do they have the same protection? “One group we always worry about when it comes…  read on >

Almost half of the U.S. population — 150 million people — are exposed to air pollution that puts their health at risk, the American Lung Association says. Climate change is making air pollution worse due to record levels of particle pollution and higher ozone pollution (smog) caused by wildfires. Air pollution poses a threat to…  read on >

Doctors are increasingly worried that people are mistaking stay-at-home orders to mean they should avoid emergency medical care — including for serious lung diseases. People with chronic lung conditions, such as emphysema and moderate to severe asthma, are among those at higher risk of becoming seriously ill with COVID-19. And medical experts have been urging…  read on >

The COVID-19 coronavirus appears to promote blood clotting throughout the body, which might help explain why the germ is so much more deadly than other members of its viral family, experts say. Some people severely ill with COVID-19 develop blood clots in their lungs and other major organs, doctors have observed. Doctors suspect these small…  read on >

(HealthDay News) — All immigration to the United States will be stopped to protect Americans during the coronavirus pandemic, President Donald Trump announced late Monday night, as the country’s COVID-19 death toll topped 42,000. “In light of the attack from the Invisible Enemy, as well as the need to protect the jobs of our GREAT…  read on >

Dr. Tom Moore argued forcefully in favor of the stay-at-home order that has helped limit the spread of COVID-19 cases in Wichita, Kan. Moore appeared before the Sedgwick County Commission on March 24 to testify the order was necessary, and the order went out the very next day. “Literally the very next day, we started…  read on >

The virus struck swiftly, stoking panic, fear and mistrust as it sickened millions and killed thousands — and now, more than a century later, the 1918 Spanish flu pandemic offers lasting lessons for a world in the grip of COVID-19. “The questions they asked then are the questions being asked now,” said Christopher Nichols, an…  read on >