Understanding Ovulation: A Brief Summary of How to Optimize Your Fertility
By Chloe Haack, BS, writer and editor at the VOICE and The Reproductive Times. She can be contacted through the VOICE or The Reproductive Times.
Ovulation is the process that, in most women, until perimenopause, allows almost every month, one ovary (usually alternating between the right and left ovary) to release one egg. It is then “caught” by the distal, fimbriated end of a fallopian tube. Once the egg has successfully entered the fallopian tube, egg, and sperm meet in the distal ampulla of the fallopian tube after sperm has found its way from the vagina, through the cervix and uterine cavity into the tube and then further upwards toward the waiting egg in the tubal ampulla, where then fertilization occurs.
Introduction
When it comes to fertility, timing truly is everything. If you’ve ever wondered why some months seem easier to conceive than others, or why your cycle sometimes feels unpredictable, you’re not alone. Behind the scenes, your body is orchestrating a complex interplay of hormones, lifestyle choices, and daily habits—all of which shape your chances of ovulation and conception. Understanding these factors can empower you to make small changes that can have a big impact on your reproductive health.
Hormones: The chain reaction behind ovulation
Ovulation results from a carefully timed hormonal sequence. In the first half of the cycle, follicle-stimulating hormone (FSH) supports follicle development. Rising estrogen levels coming from the growing follicles then trigger a surge in luteinizing hormone (LH), which initiates ovulation.
If stress, PCOS, or undernourishment disrupts this chain, ovulation can be delayed or missed. In PCOS, hormone imbalances and insulin resistance may prevent the LH surge from occurring.¹ Recognizing these disruptions can help you better understand your body’s signals—and know when it’s time to consult your doctor.
Food & fertility
The Mediterranean diet, which emphasizes whole grains, vegetables, fruits, legumes, olive oil, and fish, has been linked to improved ovulation and fertility outcomes.² This pattern supports hormone balance and reduces inflammation.
Diets high in trans fats, refined sugars, and processed foods, on the other hand, can disrupt insulin sensitivity and increase inflammation, which may interfere with ovulation.³ A 2021 review found that high-glycemic carbohydrates and saturated fats were associated with ovulatory disorders.³ While evidence is not yet definitive, even small shifts, like swapping refined grains for whole grains, may support fertility and improve overall health.
Lifestyle factors that support healthy ovulation
Moderate physical activity is linked to more regular cycles and better ovulatory function.³ You don’t need to overdo it—gentle, consistent movement like walking, yoga, or swimming can improve circulation and reduce stress. Overly intense workouts, especially with low body fat, can suppress ovulation.
Chronic stress can elevate cortisol, which may disrupt the release of LH.³ While stress can’t be eliminated, practices like mindfulness, journaling, or deep breathing can help restore hormonal balance.
Sleep is also essential: poor or irregular sleep has been linked to hormonal imbalances and menstrual issues.⁴ Aim for 7–8 hours of restful sleep to support reproductive function.
Tools for tracking ovulation
Getting to know your cycle is one of the most empowering steps you can take. While ovulation typically happens about 14 days before your next period, that’s not true for everyone, and it can change from month to month. That’s where ovulation tracking tools come in.
There are a variety of tools available, ranging from simple to high-tech, and each has its pros and cons. A 2017 review categorized the most common ovulation tracking tools into four groups: biological signals, hormone-based methods, physical measurements, and digital tools.⁵
Cervical mucus tracking involves observing changes in vaginal discharge throughout the cycle. As ovulation approaches, cervical mucus typically becomes clear, stretchy, and egg-white-like, signaling peak fertility. This method is free, noninvasive, and backed by solid science, but it does take a little practice to learn how to interpret changes accurately.
Urine-based ovulation predictor kits (OPKs) test for the presence of luteinizing hormone (LH), which surges right before ovulation. These are widely available and generally reliable, though they can give false positives for people with hormonal imbalances like PCOS.
Basal body temperature (BBT) tracking relies on measuring your temperature first thing every morning. After ovulation, body temperature rises slightly (about 0.5-1°F). While BBT can confirm that ovulation occurred, it doesn’t predict it in advance, so it’s most effectively used in combination with other methods.
Wearables and fertility monitors are an emerging category that includes devices and apps tracking temperature, heart rate, hormone levels, or breathing patterns. While promising, they can be costly, and accuracy varies depending on the device.
As with most aspects of fertility, personalization matters. The best tracking method is the one that fits your lifestyle and helps you tune into your body’s unique rhythms.
Conclusion
Ovulation is a significant factor in reproductive health, and it is greatly influenced by the choices you make every day: what you eat, how you move, how you sleep, and how you manage stress. While hormones play a pivotal role in the process, your habits are the architects. Whether you’re on the journey to conceive or simply want to understand your body better, mastering the art of tracking ovulation and making supportive lifestyle changes can give you a sense of responsibility and control. And if challenges arise, the knowledge you’ve built will help you seek the right support, reinforcing your role as an informed, empowered participant in your reproductive journey.
References
Teede HJ, Misso ML, Costello MF, et al. Recommendations from the international evidence-based guideline for the assessment and management of polycystic ovary syndrome. Hum Reprod. 2018;33(9):1602-1618. doi:10.1093/humrep/dey256
Gaskins AJ, Chavarro JE. Diet and fertility: a review. Am J Obstet Gynecol. 2018;218(4):379-389. doi:10.1016/j.ajog.2017.08.010
Kucharska A, Szostak-Wƒôgierek D. The influence of diet on ovulation disorders in women. Nutrients. 2021;13(4):1156.
Beroukhim G, Esencan E, Seifer DB. Impact of sleep patterns upon female neuroendocrinology and reproductive outcomes: a comprehensive review. Reprod Biol Endocrinol. 2022;20:16.
Soules MR, et al. Detection of ovulation: a review of currently available methods. Bioeng Transl Med. 2017;2(3):238-246. doi:10.1002/btm2.10058