People who excessively use tobacco, alcohol likely to suffer from severity of Covid  Economic TimesView Full coverage on Google News
SUD diagnosis was strongest for opioid use disorder, followed by tobacco.SUD diagnosis was strongest for opioid use disorder, followed by tobacco.

substance use disorders: People who excessively use tobacco, alcohol likely to suffer from severity of Covid - The Economic Times

People with substance use disorders (SUDs), including those who excessively use tobacco, alcohol, opioid, cannabis, and cocaine, are more susceptible to COVID-19 and its complications, according to a study which assessed the electronic health records (EHR) of millions of patients in the US.People with substance use disorders (SUDs), including those who excessively use tobacco, alcohol, opioid, cannabis, and cocaine, are more susceptible to COVID-19 and its complications, according to a study which assessed the electronic health records (EHR) of millions of patients in the US.

Substance use disorders linked to Covid-19 susceptibility - health - Hindustan Times