Background After almost 2 years of fighting against SARS-CoV-2 pandemic, the number of
patients enduring persistent symptoms long after acute infection is a matter of concern. This …

Importance COVID-19 is associated with clinically significant symptoms despite resolution of
the acute infection (ie, post-COVID-19 syndrome). Fatigue and cognitive impairment are …

Some patients remain unwell for months after “recovering” from the acute COVID-19. They
develop persistent fatigue, cognitive problems, headaches, disrupted sleep, myalgias and …

The existence of a variety of symptoms with a duration beyond the acute phase of COVID-
19, is referred to as post-COVID syndrome (PCS). We aimed to report a series of patients …

The immune-inflammatory response during the acute phase of COVID-19, as assessed
using peak body temperature (PBT) and peripheral oxygen saturation (SpO2), predicts the …

The duration and severity of COVID-19 are related to age, comorbidities, and cytokine
synthesis. This study evaluated the impact of these factors on patients with clinical …

Abstract Background Coronavirus disease 2019 (COVID-19) can involve persistence,
sequelae, and other clinical complications that last weeks to months to evolve into long …

Antibodies, and the B cell and plasma cell populations responsible for their production, are
key components of the human immune system's response to SARS-CoV-2, which has …

The relationship between Long Covid (LC) symptoms and physical activity (PA) levels are
unclear. In this cross-sectional study, we examined this association, and the advice that …

Post COVID-19 Syndrome (PCS) is a complex of various symptoms developing a month or
more after the acute phase of the disease. The cases of PCS development among patients …