Original sentence: In addition to promoting Fertility Awareness methods, NFP requires couples wishing to avoid pregnancy to abstain from sexual relations during the woman's fertile time.The term natural family planning can generally be used interchangeably with fertility awareness, however Natural family planning can also more specifically refer to a set of natural birth control methods sanctioned by the Roman Catholic Church
Edited sentence: For this reason, the term Natural Family Planning is best used in the Catholic context.However, the term Natural Family Planning actually refers to a set of natural birth control methods approved by the Roman Catholic Church.Natural Family Planning involves observing behavior restrictions required by the Catholic religion, such as eschewing the use of barrier methods.The term natural family planning is sometimes used to refer to any use of fertility awareness methods.These restrictions are not required of non-Catholic users of fertility awareness methods