The emergency caused by Covid-19 pandemic raised interest in studying lifestyles and
comorbidities as important determinants of poor Covid-19 prognosis. Data on tobacco …

Methods: articles from MEDLINE and pre-prints published from January to April 2020 were
identified. Results: data from China showed that men had more severe outcomes of COVID …

We have read with great interest the article published on Medical Hypotheses by de
Bernardis & Busa about the putative role for the tobacco mosaic virus in smokers' resistance …

Introduction This ecological study investigates the association between smoking prevalence
and COVID-19 occurrence and mortality in 38 European nations as of May 30, 2020 …

Background: Despite the robust evidence of an excess risk of coronavirus disease 2019
(COVID-19) severity and mortality in ever smokers, the debate on the role of current and ex …

Since the outbreak of the COVID-19 pandemic, tobacco research has delivered new
evidence on the harmfulness of smoking in the context of SARS-CoV-2 infection and the …

Introduction COVID-19, a respiratory illness due to SARS-CoV-2 coronavirus, was first
described in December 2019 in Wuhan, rapidly evolving into a pandemic. Smoking …

METHODS We conducted two survey rounds on representative samples, the first in the initial
stage of the pandemic (11–19 May 2020) and the second in the latter stage (4–11 June …

In Poland about 26% of adults smoke cigarettes, 31% of males (regular smokers 26%) and
21% of females (regular smokers 17%). The highest smoking prevalence is most …

Background The COVID-19 pandemic and the lockdown period lasted from March to May
2020, resulted in a highly stressful situation yielding different negative health consequences …