Substance use disorder increases risk of severe Covid-19

Looking at the records of over 73 million patients in the US, of whom 12,033 had Covid-19, the study found those who had recently been diagnosed with a substance use disorder were significantly more at risk of Covid-19 than the average population.

Studies Begin to Untangle Obesity’s Role in Covid-19

A flurry of recent studies has shown that people with extra weight are more susceptible than others to severe bouts of disease. And experiments in animals and human cells have demonstrated how excess fat can disrupt the immune system.

'Long Covid': Why are some people not recovering?

This post answers some important question about long haulers. In essence some people experience symptoms like fatigue, shortness of breath, joint pain, chest pain, cough. These symptoms are not related to the severity of the infection.

The Coronavirus Is Never Going Away

The coronavirus that causes COVID-19 has sickened more than 16.5 million people across six continents. It is raging in countries that never contained the virus. It is resurging in many of the ones that did. If there was ever a time when this coronavirus could be contained, it has probably passed. One outcome is now looking almost certain: This virus is never going away.

C.D.C. Data Shows U.S. Coronavirus Infections Much Higher Than Reported

The number of people infected with the coronavirus in different parts of the United States was anywhere from two to 13 times higher than the reported rates for those regions. The findings suggest that large numbers of people who did not have symptoms or did not seek medical care may have kept the virus circulating in their communities.