Basal Temperature

How BBT changes during ovulation cycle

How BBT changes during ovulation cycle

What BBT actually measures BBT is the lowest resting temperature your body reaches in a day, usually measured first thing in the morning before getting out of bed, talking, eating, or moving around much. It is called basal body temperature because it is intended to reflect a basal, or resting, physiologic state rather than the […]

How to measure basal body temperature correctly

How to measure basal body temperature correctly

What basal body temperature is Basal body temperature is the lowest temperature your body reaches during rest. In practice, that means taking a reading after at least three hours of uninterrupted sleep and before any significant activity changes your physiology. This is not the same as checking for fever during the day. The difference is […]

BBT tracking mistakes, accuracy factors, and how illness, sleep, and time affect results

BBT tracking mistakes, accuracy factors, and how illness, sleep, and time affect results

What BBT can and cannot tell you Basal is your body’s lowest resting , measured immediately after waking and before activity. In a typical ovulatory cycle, are relatively lower before and rise slightly after because progesterone increases metabolic heat production. This creates a biphasic chart: a lower- follicular phase and a higher- luteal phase. The […]

Basal body temperature (BBT) tracking: how to measure, read charts, and confirm ovulation

Basal body temperature (BBT) tracking: how to measure, read charts, and confirm ovulation

What basal body temperature means is the body’s temperature at complete rest. In fertility charting, it is usually measured first thing in the morning after a period of sleep, before sitting up, walking around, eating, drinking, or checking your phone for long enough to become fully active. The reason BBT is relevant to is hormonal. […]