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Featured article: Trimester-specific thyroid hormones during normal pregnancy

Considerable variations in the thyroid hormone profile among populations combined with pregnancy associated alterations in thyroid function necessitate the need to establish trimester-specific reference hormone ranges in different populations; this study is the first to establish trimester-specific reference ranges in Sudanese women with normal pregnancies.


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Aims and scope

BMC Physiology is an open access, peer-reviewed journal that considers articles on cellular, tissue-level, organismal, functional, and developmental aspects of physiological processes.



Kathryn Myburgh, Editor-in-Chief

Kathryn (Kathy) Myburgh is Distinguished Professor and NRF South African Research Chair in Integrative Skeletal Muscle Physiology, Biology and Biotechnology, in the Department of Physiological Sciences at Stellenbosch University, South Africa. Kathy joined the Editorial board of BMC Physiology in 2005, and has been Editor-in-Chief since 2015

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