Recent evidence suggests that headache is common in severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) infections [1]. Although universal vaccination appears the …

Introduction This study aimed to assess the prevalence and clinical characteristics of
headaches, in particular secondary headaches. Materials and Methods This observational …

Vaccines have represented the breakthrough in the fight against COVID-19. Based on
reported headache attacks after vaccination in randomized controlled trials, we focused on …

Background Vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) are used to reduce the risk of developing Coronavirus Disease 2019 (COVID-19). Despite …

Background Although acute headache following COVID-19 vaccination is widely
acknowledged, the long-term progression of these headaches remains poorly understood …

Abstract Background The adverse events (AEs) after a Coronavirus disease 2019 (Covid-
19) Pfizer-Biotech mRNA vaccination present a medical and epidemiological issue of …

Background Headache is an adverse event of coronavirus 2019 (COVID-19) vaccination.
Whether patients with history of headache suffer more from vaccination-induced headaches …

Introduction Headache is a frequent adverse event after viral vaccines. We aimed to
investigate the frequency and clinical associations of COVID-19 vaccine-related headache …

Background Headache is the most frequent neurological adverse event following SARS-
CoV-2 vaccines. We investigated the frequency, characteristics, and factors associated with …

Abstract Background Coronavirus disease 2019 (COVID‐19) vaccine–related side effects
are a key concern with the emergence of various types of vaccines in the market. We aimed …