Please explore the following sections for more information:
EFFECTIVENESS
If 100 sexually active women don’t use any contraception, 80 to 90 will become pregnant in a year.
If used according to teaching and instructions, up to 99 per cent effective. Up to one woman in 100 will get pregnant in a year.
HOW IT WORKS
The fertile and infertile times of the menstrual cycle are identified by noting the different fertility indicators. This shows when you can have sex without risking pregnancy.
ADVANTAGES
- No physical side-effects.
- No chemicals or physical products are used.
- Gives a woman a greater awareness of her body.
- Can help to plan a pregnancy or avoid a pregnancy.
- It does not involve using any chemicals or physical devices.
- There are no physical side effects.
- It can help you recognise normal and abnormal vaginal secretions.
- It can help you to communicate about your fertility and sexuality.
- It is acceptable to all faiths and cultures.
DISADVANTAGES
- Need to avoid sex or use a condom at fertile times of the cycle.
- It takes three–six menstrual cycles to learn effectively.
- You have to keep daily records.
- Some events, such as illness, lifestyle, stress or travel, may make fertility indicators harder to interpret.
- You need to avoid sex or use male or female condoms during the fertile time.
- Natural methods don’t protect you against sexually transmitted infections (STIs).
COMMENTS
‘Persona’ is a small handheld computerised monitor with urine test sticks, which measure hormonal changes. The machine may cost £75 and sticks can cost £15
Persona predicts the fertile and infertile times of the menstrual cycle. If used correctly it can be up to 94 per cent effective – Up to 6 women in 100 will get pregnant in a year.
It is not as effective as fertility awareness.
