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Post-COVID parosmia, the distortion of smell where familiar scents become unpleasant, remains a challenging long-term effect for many. Understanding how re

A systematic review of 29 brain imaging studies has quantified a direct link between the sense of smell and brain health. The research, led by Asghar A. an

Ambient scent in professional settings influences cognitive function and employee health through measurable chemical interactions. This analysis synthesize

The olfactory system has direct neural connections to the brain’s limbic structures, creating a biological link between smell perception and emotional proc

A 2026 study published in the Journal of Neurosurgery by Margulis et al. from Russia’s Burdenko Neurosurgery Center quantified the risk of anosmia, or tota

The sudden flood of emotion triggered by a specific scent—whether a grandmother’s perfume, petrichor, or a childhood spice—is a well-documented neurologica

Researchers have identified a molecular signature for relaxation in saliva. A 2026 study from Sys2Diag and SkillCell in Montpellier, France, successfully l

Olfaction provides a direct pathway to the brain’s memory and emotion centers. Two studies—one on insect cognition and another on human neurodiagnostics—de

A 2023 polysomnography study led by Chang Mei-Chuan Chang at Kuang Tien General Hospital and Hungkuang University found that inhaling lavender essential oi

A clinical study from the University of Oxford provides quantitative evidence linking ambient plant-derived scents to reductions in anxiety. The research,