While they were preparing for marriage, Erica and Chris Rossio dutifully attended Natural Family Planning (NFP) classes. As practicing Catholics, they knew the Church considers artificial contraception to be gravely sinful. So, that was off the table.
The 21st century developments in science and technology have opened up new horizons for Natural Family Planning methods. Within the last 10 years, smartphones and apps, combined with new technological devices, have given husbands and wives new