Breathing and Perimenopause: The Underrated Connection

Breathing feels too automatic to think about, until perimenopause makes you think about it. Many people in this transition notice a cluster of things that seem unrelated: a tighter chest, more frequent sighing, disrupted sleep, a racing feeling in stressful moments, a new tendency to hold their breath during exercise or even during everyday tasks. These aren’t separate quirks. They’re connected, and they’re connected to the same hormonal shifts driving other changes in this cluster.

Estrogen, Progesterone, and the Drive to Breathe

Both estrogen and progesterone influence the respiratory system, not just the reproductive one. Progesterone is a respiratory stimulant, it’s part of why breathing rate typically increases slightly during the luteal phase of a normal cycle and during pregnancy. As progesterone becomes erratic and eventually declines through perimenopause, that steady respiratory stimulus becomes unpredictable, which can contribute to sensations of breathlessness, air hunger, or a chest that feels “tight” for no clear reason.

Estrogen, meanwhile, affects the connective tissue of the rib cage and the muscles involved in breathing — including the diaphragm itself, which is a muscle, and therefore subject to the same collagen and tissue-quality changes discussed throughout this series. A diaphragm that’s mechanically less efficient changes how the whole breathing pattern operates, often shifting people toward shallower, more upper-chest breathing.

Breathing and the Nervous System Are the Same Conversation

Perimenopause is also a period of increased sympathetic nervous system reactivity for a lot of people — a lower threshold for the body’s stress response, sometimes independent of what’s actually happening in their life. Hot flashes, night sweats, and sleep disruption all feed this: poor sleep lowers your baseline tolerance for stress, and a more reactive nervous system makes both sleep and breathing less stable, which lowers sleep quality further. It’s a loop.

Breathing is one of the few points where you have direct, voluntary access to that loop. Slow, diaphragmatic, exhale-emphasized breathing activates the parasympathetic (“rest and digest”) system and can measurably lower heart rate and perceived stress. This isn’t a vague wellness claim, it’s basic respiratory physiology, and it’s one of the most reliable low-cost tools available during a life stage when a lot of other things (hormones, sleep, temperature regulation) feel outside of your control. Learn even more about nervous system and breathing in this article.

The Diaphragm and Pelvic Floor Connection

This is the piece most people have never heard, and it’s the reason breathing belongs in a series with pelvic floor and tendon health rather than being filed under “relaxation techniques.”

The diaphragm and pelvic floor move together as a piston. On an inhale, the diaphragm descends and the pelvic floor lengthens slightly to accommodate the increase in abdominal pressure. On an exhale, the diaphragm rises and the pelvic floor recoils. When this coordination is disrupted — often by chronic shallow, upper-chest breathing, or by chronic breath-holding under stress or during exercise — the pelvic floor loses one of its main sources of coordinated support and pressure management.

This means that some of the pelvic floor symptoms discussed elsewhere in this series (leaking, pressure, urgency) can be partly a breathing-pattern problem, not purely a pelvic floor strength problem. It also means that breathing retraining is sometimes a more effective first step than direct pelvic floor exercises, particularly for people who tend to hold their breath during exertion. Read more about how the breathing and the pelvic floor are linked.

Practical Ways to Work With This

1. Practice exhale-emphasized breathing, especially before bed. A longer exhale than inhale (for example, a 4-count inhale and 6–8 count exhale) is one of the most evidence-supported, simple ways to downshift a reactive nervous system. This can help with both general stress and the racing feeling some people experience alongside hot flashes at night.
2. Notice breath-holding during exertion — and stop doing it. Bracing and holding your breath while lifting something heavy, standing up quickly, or straining spikes intra-abdominal pressure all at once and sends it downward, straight onto the pelvic floor. Exhaling through effort (a technique sometimes taught as “exhale on exertion”) distributes that pressure more safely.
3. Address 360-degree breathing, not just belly breathing. “Belly breathing” alone can overemphasize the front of the abdomen. A fuller diaphragmatic breath expands the lower rib cage in all directions, front, sides, and back, which better reflects how the diaphragm actually works and gives the pelvic floor a more even pressure signal to respond to.
4. Treat breathwork as training, not a luxury. Five to ten minutes a day of slow nasal breathing, ideally paired with movement (like breathing drills built into a warm-up), tends to produce more consistent benefit than occasional, longer sessions.
5. Don’t ignore breathlessness that feels new or severe. Mild changes in breath pattern and occasional air hunger are common in perimenopause, but new, persistent, or severe shortness of breath — especially with chest pain, palpitations that don’t resolve, or breathlessness at rest, should be evaluated by a doctor rather than assumed to be hormonal.

The Takeaway

Breathing sits at the intersection of two systems that feel completely unrelated on the surface: your nervous system’s stress response and your pelvic floor’s mechanical support system. In perimenopause, both are under more strain than usual, and breath is one of the few levers you can pull on directly, for free, several times a day. Ready to learn more about how your breathing and pelvic floor and perimenopause all connect? Book with our team, in Kingston, ON, today!