Before the first description of hay fever in 1870, there was very little awareness of allergic
disease, which is actually similar to the situation in prehygiene villages in Africa today. The …

The prevalence of atopic eczema has been found to have increased greatly in some parts of
the world. Building on a systematic review of global disease trends in asthma, our objective …

Background For adults, prevalence estimates of food sensitization (FS) and food allergy (FA)
have been obtained in a standardized manner across Europe. For children, such estimates …

Importance Allergic diseases are prevalent in childhood. Early exposure to medications that
can alter the microbiome, including acid-suppressive medications and antibiotics, may …

Background In 2009, we reported a novel form of delayed anaphylaxis to red meat that is
related to serum IgE antibodies to the oligosaccharide galactose-α-1, 3-galactose (alpha …

Increased awareness of asthma in society and altered diagnostic practices makes
evaluation of data on prevalence change difficult. In most parts of the world the asthma …

Background The aim of this study was to investigate the prevalence of epidemiologic and
physician‐diagnosed pollen‐induced AR (Pi AR) in the grasslands of northern China and to …

The prevalence of allergy to furry animals has been increasing, and allergy to cats, dogs, or
both is considered a major risk factor for the development of asthma and rhinitis. An …

Background Sensitization to individual cat and dog allergen molecules can contribute
differently to development of allergy to these animals. Objective We sought to investigate the …

Allergies to dogs and cats affect 10%–20% of the population worldwide and is a growing
public health concern as these rates increase. Given the prevalence of detectable dog and …