Background Allergic disorders are common ailments, which cause socioeconomic problems.
The aim of the study was to determine the prevalence of allergic disorders and symptoms …

Background: Alteration of environmental factors and air pollution affects the trend of allergic
diseases especially in cities such as Tehran. This study aimed to determine the prevalence …

Background Knowledge about the prevalence, risk factors and triggers of allergic disorders
among populations of different geographical areas is important for the development of …

Background: Respiratory allergies are among the most common allergies in the world with
an increasing number of people affected in recent decades. Determination of allergens …

Prevalence of Allergic Rhinitis and Eczema in Adolescents Living in Yazd City: Part of Global
Asthma Network Survey Page 1 Copyright © 2021 Nafei et al. Published by Tehran University of …

Background Health information on the dimensions of asthma and allergic conditions in
Khuzestan Province, as a major industrial and polluted area in Iran as and the Middle East …

Objective: Although there is evidence of worldwide variation in the prevalence of asthma, the
prevalence of asthma in adult populations in Iran is not known. Methods: We studied the …

Background: Asthma is a complex chronic inflammatory airway disease affecting millions of
people worldwide. The prevalence of asthma attacks in most regions of the world, including …

Objective: The main objective of this study is to determine the prevalence of allergic asthma,
rhinitis, and conjunctivitis in individuals older than 16 years of age registered in three …

Asthma and allergic diseases present a major health burden. Information on the prevalence
of these diseases indicates that these diseases are increasing in various parts of the world. It …