The Dawn Phenomenon Exacerbates Post-Breakfast Hyperglycemia in Type 2 Diabetes Mellitus: A Cross-Sectional Continuous Glucose Monitoring Study

British Journal of Hospital Medicine 2026 Open access

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Authors: Wen Tan, Jing Zhang, C Y Jiang, Yuxin Huang, Xiaoming Tao
DOI: 10.31083/bjhm51727
Cited by: 1
References: 34

Abstract

Aims/Background: The dawn phenomenon (DP), characterized by spontaneous morning hyperglycemia in type 2 diabetes mellitus (T2DM), may exacerbate post-breakfast glucose excursions. This study investigated the association between DP and postprandial hyperglycemia, referred to as the “extended dawn phenomenon”. Methods: In this cross-sectional study, 500 T2DM patients (glycated hemoglobin A1c (HbA1c)

Fields of Study & Subjects

Dietary Effects on Health Diabetes Management and Research Diabetes Cardiovascular Risks and Lipoproteins

Publication details

Journal / source
British Journal of Hospital Medicine
Publisher
IMR Press
Volume
87
Issue
3
Pages
51727–51727
Publication date
11 March 2026
Language
EN