Introduction Increased age has been reported to be a factor for COVID-19 severe outcomes.
However, many studies do not consider the age dependency of comorbidities, which …

The linkage of individuals with obesity and COVID‐19 is controversial and lacks systematic
reviews. After a systematic search of the Chinese and English language literature on COVID …

Aims To estimate the association of smoking status with rates of (i) infection,(ii)
hospitalization,(iii) disease severity and (iv) mortality from SARS‐CoV‐2/COVID‐19 disease …

Background Patients with chronic obstructive pulmonary disease (COPD) are highly
susceptible from respiratory exacerbations from viral respiratory tract infections. However, it …

Background This study applies an umbrella review approach to summarise the global
evidence on the risk of severe COVID-19 outcomes in patients with pre-existing health …

Abstract Background Since early 2020, the Covid-19 pandemic has engulfed the world.
Amidst the growing number of infections and deaths, there has been an emphasis of …

The purpose of this study was to examine the physiological mechanisms of persistent
dyspnoea in COVID-19 survivors. Non-critical patients (n= 186) with varying degrees of …

Aims As reported, hypertension may play an important role in adverse outcomes of
coronavirus disease-2019 (COVID-19), but it still had many confounding factors. The aim of …

Background and purpose The coronavirus disease 2019 (COVID-19) pandemic presents an
unprecedented health crisis to the entire world. As reported, the body mass index (BMI) may …

Background In the context of the COVID-19 worldwide pandemic, an up-to-date review of
current challenges in addictions is necessary. While large scale disasters may have an …