People testing negative for coronavirus antibodies may still have some immunity, a study has suggested. For every person testing positive for antibodies, two were found to have specific T-cells which identify and destroy infected cells. This was seen even in people who had mild or symptomless cases of Covid-19. But it’s not yet clear whether this just protects [...]

There’s a pandemic-related tension in this country between our personal choices and the public good. NPR’s podcast Throughline has been looking at a time in history when the same thing was happening. Rund Abdelfatah and Ramtin Arablouei have the story of Mary Mallon. She was an Irish immigrant who wouldn’t cooperate with public health officials, [...]

Chile looked as if it were well prepared to deal with the new coronavirus. It’s a rich country — classified as high income by the World Bank. Life expectancy is roughly 80 years — better than the United States’. It has a solid, modern health care system, and when the outbreak began spreading, officials made sure [...]

Abstract On the 21st of February 2020 a resident of the municipality of Vo’, a small town near Padua, died of pneumonia due to SARS-CoV-2 infection1. This was the first COVID-19 death detected in Italy since the emergence of SARS-CoV-2 in the Chinese city of Wuhan, Hubei province2. In response, the regional authorities imposed the lockdown [...]

Abstract Objective To determine the association between recommended physical activity according to the 2018 physical activity guidelines for Americans and all cause and cause specific mortality using a nationally representative sample of US adults. Design Population based cohort study. Setting National Health Interview Survey (1997-2014) with linkage to the National Death Index records to 31 December [...]

Abstract Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), a novel virus responsible for the current coronavirus disease 2019 (COVID-19) pandemic, has infected over 3.5 million people all over the world since the first case was reported from Wuhan, China 5 months ago. As more epidemiological data regarding COVID-19 patients is acquired, factors that increase the [...]

For years, hospitals penny-pinching on infection control has been an open secret. Whether Covid-19 will puncture that pre-pandemic complacency is an open question. But it’s long past time for every hospital to treat infection control as a priority, not as a profit center. Even before Covid-19 appeared, tens of thousands of patients died each year from preventable [...]

Clouds of white and pink smoke loom from the windows of a large Fresno County Rural Transit Authority electric bus in a Selma transportation yard during an airflow simulation study. Sitting inside — 6 feet away from one another — is a masked, multidisciplinary team of researchers and industry professionals working to understand how the [...]

A growing body of research on Covid-19 suggests that the virus’ link to asthma is far more complex than experts might have anticipated. Early in the pandemic, researchers racing to identify the conditions common among the sickest patients zeroed in on lung conditions, including asthma. A potential link seemed possible: The virus that causes Covid-19 can [...]

I had a task to do, but what was it? If only I could remember. Sound familiar? That midday brain fog sets in.  Your brain fog might have been there when you first woke up.  Eek! Mushrooms to the rescue? Some research is suggesting that yes, mushrooms can help your brain function better and support natural cleansing processes.  A [...]