Pollen

Children and adolescents with asthma experienced statistically significant higher hospital readmission rates during grass pollen season compared with the rest of the year, according to a study published in Pediatric Allergy and Immunology.

LOUISVILLE, Ky — Pollen counts appeared lowest from 4 a.m. to 12 p.m., suggesting patients with pollen allergies may want to time their outdoor activities to occur during this period, according to study results.

Increasing short-term exposure to ambient grass pollen was associated with reversible obstructive lung function deficits in children with allergic disease, researchers reported in The Journal of Allergy and Clinical Immunology: In Practice.

Researchers have found an association between pollen exposure and increased risk for respiratory symptoms even during infancy, according to a study published in European Journal of Allergy and Clinical Immunology.

Although researchers could not associate pollen exposure with incident ACS, they did observe elevated in-hospital mortality after PCI following days of high pollen exposure prior to presentation.

Increasing temperatures as part of climate change will lead to earlier and longer pollen seasons by the end of the century, impacting allergy and asthma outcomes, according to a study published in Nature Communications.

A dose of omalizumab administered before pollen season improved symptom control and quality of life compared with standard medication among patients with seasonal allergic rhinitis, according to a study in Clinical and Translational Allergy.

Trends associated with global warming have made ragweed pollen seasons worse in Ukraine, according to a study presented at the American College of Allergy, Asthma & Immunology Annual Scientific Meeting.

Children exposed to persistently high levels of ambient grass pollen may have an increased risk for food sensitization but not allergy, according to data presented at the European Academy of Allergy and Clinical Immunology Hybrid Congress.

High pollen levels may cause flare-ups in urologic chronic pelvic pain syndrome, according to research published in The Journal of Urology.