# Physiology, Ovulation And Basal Body Temperature Steward, K. and Raja, A. (2022) ‘Physiology, Ovulation And Basal Body Temperature’, in StatPearls. Treasure Island (FL): StatPearls Publishing. Available at: [LINK](http://www.ncbi.nlm.nih.gov/books/NBK546686/) >[!Abstract] > Basal body temperature (BBT) is defined as the lowest natural, non-pathologic body temperature recorded after a period of rest. Women have used charting average basal body temperatures over the length of a menstrual period has been a tool to determine if ovulation has occurred or not. Basal body temperature measurements have been used for decades to help women optimize the timing of intercourse during a fertile window. This unique methodology was also prevalent before the invent of oral contraception pills, as it aided … %% [Open in Zotero](zotero://select/items/@steward2021) ## Annotations ### [[basal body temperature definition]] > Basal body temperature (BBT) is defined as the lowest natural, non-pathologic body temperature recorded after a period of rest. ^d030f