A study shows ventilation systems in offices may increase the risk of coronavirus exposure and a new tool based on a wasp’s stinger could help with minimally invasive procedures. WBZ-TV's Dr. Mallika..
Constant exposure to bad air can leave unsheltered homeless people at risk for respiratory issues. Homeless populations are already more likely to have health conditions, including respiratory issues..
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Christopher@aldotcom The testing environment was completely unrealistic.
"The testing assumed only 1 infected person on the pl… https://t.co/wHl5eQZaxL 3 hours ago