Olfactory Function, Caffeine Intake, and Mortality in a Nationally Representative Cohort

International Forum of Allergy & Rhinology 2026 Open access

Read full text
Authors: Mark Schuweiler, Wassim Najjar, Murugappan Ramanathan, Andrew P. Lane, Leila Jean Mady, Stella E. Lee, Nicholas R. Rowan
DOI: 10.1002/alr.70100
Cited by: 0
References: 7

Abstract

Key Points• Caffeine use is linked with better olfaction in a representative sample of American adults.• Each milligram rise in caffeine intake is associated with 32% higher odds of higher olfactory function.• Normosmia is associated with lower mortality risk, while higher caffeine intake shows a nonsignificant trend. MethodsThe data were procured from the 2013-2014 National Health and Nutrition Examination Survey (NHANES), including patients 40

Fields of Study & Subjects

Olfactory and Sensory Function Studies Indoor Air Quality and Microbial Exposure Coffee research and impacts

Publication details

Journal / source
International Forum of Allergy & Rhinology
Volume
16
Issue
3
Pages
283–286
Publication date
8 January 2026
Language
EN