Johns Hopkins Diabetes Guide
Dawn Phenomenon
DEFINITION
- The tendency for blood glucose to rise between 4 and 8 AM.
- To be clinically relevant, should have an increase of blood glucose by >10 mg/dl or an increased insulin requirement of 20% during these hours[22].
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Last updated: July 7, 2020
Citation
Champaneri, Shivam, and Joshua J Joseph. "Dawn Phenomenon." Johns Hopkins Diabetes Guide, The Johns Hopkins University, 2020. Johns Hopkins Guides, www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Diabetes_Guide/547034/4.1/Dawn_Phenomenon.
Champaneri S, Joseph JJ. Dawn Phenomenon. Johns Hopkins Diabetes Guide. The Johns Hopkins University; 2020. https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Diabetes_Guide/547034/4.1/Dawn_Phenomenon. Accessed October 31, 2025.
Champaneri, S., & Joseph, J. J. (2020). Dawn Phenomenon. In Johns Hopkins Diabetes Guide. The Johns Hopkins University. https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Diabetes_Guide/547034/4.1/Dawn_Phenomenon
Champaneri S, Joseph JJ. Dawn Phenomenon [Internet]. In: Johns Hopkins Diabetes Guide. The Johns Hopkins University; 2020. [cited 2025 October 31]. Available from: https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Diabetes_Guide/547034/4.1/Dawn_Phenomenon.
* Article titles in AMA citation format should be in sentence-case
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AU - Joseph,Joshua,M.D.
Y1 - 2020/07/07/
BT - Johns Hopkins Diabetes Guide
UR - https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Diabetes_Guide/547034/4.1/Dawn_Phenomenon
PB - The Johns Hopkins University
DB - Johns Hopkins Guides
DP - Unbound Medicine
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