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Temperature and Fertility:
The course of your cycle
Ovulation
Pre-ovulatory phase
Post-ovulatory phase
Fertile /
Infertile
Infertile
Possibly Fertile
Basal body temperature
Low temperature phase
Increase
High temperature phase
Unique to each individual (10 – 35 days)
0.25 – 0.45 °C /
Relatively constant (10 – 16 days)
0.45 – 0.81 °F