Valley Electronics daysy Instructions For Use Manual page 16

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