NFP Archives - Fertility Science Institute

NFP and Birth Control: Worth Talking About

Elizabeth Timpe is passionate about a few things. Postpartum fertility is one. Helping women understand their charts is another. And then there is the one she recently took to the pages of Denver Catholic: Can we please stop calling Natural Family Planning “contraceptive”? Elizabeth is not afraid to speak about this topic. After years of…

10 Things I Learned About My Menstrual Cycle That Changed Everything

For years, I thought my cycle was random and unpredictable, just something I had to deal with every month. I relied on calendar predictions and period apps, assuming ovulation always happened on day 14. The moment I began paying attention to my body’s real signals, everything started to make sense. Understanding fertility and hormones turned…

Perimenopause and the PeakDay App

Women often wonder when their fertility will begin to change and what symptoms and charting changes they will experience. Many women have very regular cycles and predicable charts that they have relied upon for years, so they become nervous when they start experiencing different cycles and observations during their perimenopause years. In the image below,…

PeakDay Syncs with Your Life

Tracking your fertility shouldn’t feel like another chore at the start of every day. That’s why PeakDay, CCL’s premier cycle tracking app rooted in science-based fertility education, now syncs with popular wearable devices to make temperature tracking easier and more consistent than ever. Device Syncing PeakDay pairs seamlessly with Apple Watch, Fitbit, and the Oura…

Charting Questions from New PeakDay STMethod Users

In the PeakDay STMethod course couples begin charting and building the daily habits of taking temperatures and recording fertility observations on their chart. When couples live out charting day-by-day, most couples feel confident navigating fertile and non-fertile days using the PeakDay App or offline, on paper. As coaches and teachers, we walk alongside couples and…

A Man’s Take on NFP

I was fortunate enough to have come to appreciate fertility awareness morally before our first NFP class. I had witnessed and experienced the fallout of lots of sin before that day and my heart was convinced while my mind was open to learning. By the end of my first class, I was ready to tell…

Faith and Fertility: NFP Strengthens Marriage

Tucked into the rugged beauty of Colorado, Brooke and John Fischer’s life is anything but ordinary. With four energetic sons and a shared love for the outdoors, they balance family life with dedicated service to their church’s marriage preparation ministry. The Fischers are passionate about mentoring engaged couples and sharing how natural family planning (NFP)…

Is NFP Healthy For Marriage?

We all know about the health benefits of using NFP in comparison to contraceptives. What’s perhaps more important are the benefits using NFP brings to your marriage relationship. I recently reviewed the scientific literature on the impact of NFP and contraceptives on marriage relationships. The bottom line: NFP is good for your marriage health. Some…

3 Reasons We All Need Our Own NFP Tribe

Living the natural family planning lifestyle can sometimes feel like a solo hike up a steep mountain. We start off excited, convicted (by the science and Church teaching), and as prepared as we can be for this beautiful endeavor. A few miles in, we are facing an unexpected obstacle, nursing an old bum knee, and…

NFP: Backed by Solid Science

For most people learning NFP is a time of observing, recording, and trying to interpret so they can understand when they are fertile and when they are not. But NFP, or more accurately living the NFP lifestyle, is much more than observing fertility changes; it impacts our daily lives in ways that most of us…