basal temperature
Body's baseline heat
Basal temperature is the body's temperature at complete rest, measured immediately upon waking before any activity.
It's used medically to detect ovulation—a slight rise indicates an egg has been released—making it a tool for fertility tracking and natural family planning: She charted her basal temperature for months before conceiving.
- ovulationEgg discharge from ovary
- fertile windowPeak conception likelihood span
- fertilityCapacity for reproduction
- thermometerHeat-measuring instrument
- chartingRecording data visually
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