Can stress affect fertility? What science says & how to cope
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If you’re trying to conceive, you’ve probably asked yourself this question more than once while staring at a negative test or counting days on your app: Can stress really affect my chances of getting pregnant?
As an OB-GYN nurse practitioner, I cared for countless patients who were trying to conceive, many of them carrying the same mix of hope and worry I felt myself. My husband and I spent many years trying to conceive, longing for the moment that would finally shift our story.
So yes, I know this question not just professionally, but personally. And you know what? You're not imagining things—stress really can interfere with your fertility. But maybe not in the way you’ve been told.
Let’s take a slow breath and talk about what’s actually happening inside your body.
Can stress affect fertility? Yes. While stress does not cause permanent infertility, high levels of cortisol and adrenaline can disrupt the communication between your brain and ovaries. This can result in delayed ovulation, anovulatory cycles (no egg released), or a shortened luteal phase, making it temporarily more difficult to conceive.
Think of your hormones like traffic lights. Stress is the impatient driver leaning on the horn, throwing the whole system off rhythm.
Let me explain this in a way that doesn’t require a physiology textbook.
When you’re stressed—whether it's work, TTC pressures, or relationship tensions—your brain activates the hypothalamic–pituitary–ovarian axis (HPO axis). It’s a delicate feedback loop.
When cortisol (the stress hormone) spikes, the following can occur:
Delayed ovulation: Your body hits "pause" on releasing an egg.
Anovulation: Ovulation skips entirely for that cycle.
Low progesterone: This can cause the luteal phase to shorten.
Implantation issues: A uterine environment high in stress hormones may be less receptive.
None of this means pregnancy is impossible. But it can feel like your body isn’t cooperating, even when you’re doing everything “right.”
This is my favorite thing to explain because it surprises most people. Your brain reacts to:
A bear chasing you
A tight deadline at work
Googling “6 DPO symptoms” at 2 a.m.
…in almost the same way. Your heart rate picks up, your muscles tense, and your reproductive system goes, “Uh… maybe not the best time to grow a baby.” It’s not sabotage. It’s survival mode.
If you are tracking your cycle, you might notice these changes during high-stress periods:
Later-than-usual ovulation (positive LH strip comes days late).
No temperature shift (indicating no ovulation).
Spotting before your period begins.
Shorter luteal phases (less than 10 days).
Changes in cervical mucus quality.
PMS becoming more intense.
Note: Stress symptoms—fatigue, nausea, breast tenderness—can feel exactly like early pregnancy. You’re not imagining that.
Studies have provided data to back up what we see in the clinic:
Biomarkers matter: Women with higher levels of salivary alpha-amylase (a stress marker) often take longer to conceive.
Cortisol disruption: High cortisol is directly linked to disrupted ovulatory patterns.
Mind-body success: Programs that utilize mind-body relaxation have been linked with higher pregnancy rates in clinical settings.
Male factor: Stress in men can reduce sperm count, motility, and libido.
This part matters. Not because “stress causes infertility”—it doesn’t—but because calming your nervous system gives your body the best environment to function.
Gentle fertility yoga
Guided meditations (specifically for TTC)
Breathwork (Box breathing)
Walking outdoors in nature
If you’re exploring IVF, our guide on how to prepare for IVF walks you through emotional grounding techniques.
These are highly rated tools that support relaxation and hormonal balance.
A gentle aromatherapy ritual can signal to your brain that it’s safe to relax. Includes calming lavender and eucalyptus.
A TTC community favorite that supports relaxation and hormonal balance with organic herbs.
Soft light and gentle sounds lead to better sleep. Better sleep equals happier hormones.
Adaptogens used for cortisol balance. Many women TTC swear by its mood benefits.
Clinically dosed for stress relief and cortisol regulation.
Stress isn’t just physical; it’s emotional. Our Awaiting the Stork Affirmation Candles were created for this exact purpose. Lighting a candle doesn’t magically fix fertility, but it grounds you. It shifts your mindset from "panic" to "hope."
I'll say this twice because it matters: You are not too stressed to conceive. Stress is a piece of the puzzle, not the whole picture.
Your body is capable, intuitive, and resilient—even when it feels unpredictable. If you need reassurance, remember: I’ve been on both sides of this journey. When our miracle finally came, it reminded me that you are allowed to hope without knowing the outcome.
For more gentle guidance, you may also like our article on When does implantation occur and what does it feel like? for a clearer understanding of the early stages of conception.
Yes. High cortisol can disrupt hormonal signals needed for ovulation, sometimes delaying or preventing it for that cycle.
Absolutely. Anxiety can delay ovulation, which shifts your entire cycle and often mimics early pregnancy.
Can stress stop you from getting pregnant even if you ovulate?
It is possible. Stress can impact the uterine lining or progesterone levels, which could theoretically make implantation harder, but ovulation is the primary factor stress disrupts.
Yes. Cortisol interacts with reproductive hormones and can impact ovulation, cycle length, and luteal phase patterns.
No, occasional crying or emotional release does not affect implantation. Chronic, high-level stress may impact hormones over time, but emotional releases are healthy and normal.
They don’t treat infertility directly, but they can reduce cortisol and improve emotional well-being, which may support regular cycles.
Focus on "active relaxation" rather than "checking out." This includes gentle yoga, acupuncture, walking, and setting boundaries around how often you research fertility symptoms online.
Yes. Scents like lavender help calm the nervous system. The ASAKUKI oil diffuser is a great daily ritual tool.
If it disrupts sleep, appetite, mood, or causes frequent cycle changes, it’s worth discussing with a provider.
References
National Institutes of Health (NIH) – Stress and Fertility Research
This collection of studies explores how cortisol and other stress markers may affect ovulation, menstrual cycles, and chances of conception.
https://pmc.ncbi.nlm.nih.gov
WebMD – “Infertility and Stress”
A helpful overview explaining how stress hormones may interfere with the reproductive system and why relaxation techniques can make a difference.
https://www.webmd.com/baby/features/infertility-stress
Gynecological and Reproductive Endocrinology & Metabolism Journal
An article describing how chronic stress can alter reproductive hormones and potentially affect fertility in women.
Walnut Hill OB/GYN – “Can Stress Inhibit Your Fertility?”
A clear explanation of how mental and emotional stress may influence ovulation, menstrual regularity, and sexual health.
https://walnuthillobgyn.com/blog/can-stress-inhibit-your-fertility
Dr. Coppa OB/GYN – “How Does Stress Affect Fertility?”
A reader-friendly review of the connection between stress, hormone changes, and trying to conceive.
https://www.drcoppaobgyn.com/blog/how-does-stress-affect-fertility
Fertility and Sterility Journal – Stress and Conception Study
A well-known study suggesting that women with higher stress biomarkers may take longer to conceive.
Benson-Henry Institute for Mind Body Medicine (Harvard-Affiliated)
Research showing that mind-body practices can improve emotional well-being and may support higher pregnancy rates in women undergoing fertility treatment.
The content on Awaiting the Stork™ is for informational purposes only and is not intended as medical advice, diagnosis, or treatment. Always consult with a qualified physician or healthcare professional to address your unique health needs and circumstances.Â