Yes. Bodies aren't clockwork, so counting days and rhythm methods are notoriously unreliable.
There's really no hard answer to that, as counting days and rhythm methods are notoriously unreliable.
Yes, bodies aren't clockwork and rhytm methods/counting days are notoriously unreliable.
there is nothing like natural methods of asexual reproduction...from the term asexual, it means artificial
There are some methods that are known to provide natural tooth whitening. Crunching on crispy fruits and vegetables like apple and celery is one of these natural methods. Brushing with baking soda and lemon juice is another of these natural method.
Douching, withdrawal and Natural family planning.
sexual and asexual
A satellite phone should be used for emergency purposes only in situations where traditional communication methods are unavailable or unreliable, such as during natural disasters, remote outdoor activities, or when traveling in areas with limited cell phone coverage.
Unreliable is the correct spelling.
The failure rate of natural family planning methods for preventing pregnancy is around 24.
Natural reproduction has benefits such as genetic diversity, emotional bonding, and lower cost compared to artificial methods.
Unreliable means not guaranteed. In term of data communication unreliable stands when the delivery of data is unacknowledged.