Pelvic Floor Aware Training for Runners and Lifters

By Ellie Brooks

A runner finishing mile six notices a small leak on every third stride. A lifter locks out a heavy deadlift and feels an odd bulge of pressure low in her pelvis that wasn’t there a year ago. Neither of them fell or got hurt in any obvious way. Both are describing a pelvic floor that is being asked to manage more force than it can currently absorb, and both are far from alone. Pelvic floor symptoms during exercise are common among people who train hard, yet they are rarely discussed in the same breath as running splits or one-rep maxes.

This guide is written for anyone whose training includes repeated impact or heavy loading: distance runners, sprinters, CrossFit competitors, powerlifters, and recreational lifters of any gender. Pelvic floor strain is often framed as a postpartum issue only, but the muscles involved respond to mechanical load regardless of birth history, and men who lift heavy or run high mileage can develop the same pressure-management problems. The goal here is not to scare anyone away from running or lifting. It is to explain what the pelvic floor does, why endurance and strength training place unusual demands on it, and how to adjust breathing, bracing, and programming so training stays sustainable.

What the Pelvic Floor Actually Does

The pelvic floor is a group of muscles and connective tissue that stretches like a hammock from the pubic bone to the tailbone, supporting the bladder, bowel, and, in women, the uterus. It works as part of a coordinated pressure system alongside the diaphragm above, the deep abdominal wall in front, and the low back muscles behind. Physical therapists sometimes describe this arrangement as a canister: when the diaphragm descends on an inhale, the pelvic floor lengthens slightly to accommodate the increase in pressure below it, and when the diaphragm rises on an exhale, the pelvic floor recoils and lifts. That inhale-lengthen, exhale-lift pattern happens automatically thousands of times a day, and it happens even more often during a training session.

Every footstrike while running sends a ground reaction force up through the legs and pelvis. Every heavy squat, deadlift, or overhead press generates intra-abdominal pressure that the pelvic floor has to help contain. When the system coordinates well, the pelvic floor rises to meet that pressure and returns to baseline afterward. When coordination breaks down, either because the muscles are weak, overly tense, or simply out of rhythm with the breath, pressure can be transmitted downward instead of being absorbed, and symptoms appear.

Why Runners and Lifters Face Extra Load

Running and lifting are both repetitive, high-force activities, which sets them apart from most daily movement. Research on athletic populations has found that activities requiring rapid changes in intra-abdominal pressure, jumping, sprinting, heavy lifting, and gymnastics carry a measurably higher risk of pelvic floor symptoms than low-impact activity. A frequently cited figure from that research is that nearly 73 percent of trampolinists report urinary incontinence during practice, with volleyball, soccer, basketball, and running not far behind, per research summarized by pelvic health resource [P]rehab (see References).

Strength sports carry their own version of the same risk. A survey of 480 female weightlifters found that 48.5 percent reported some lifetime experience of urinary incontinence, and 23.1 percent attributed those symptoms specifically to their athletic activity, according to that same [P]rehab research summary. Among former elite competitors surveyed in the same body of research, 10.9 percent reported incontinence while actively competing, and 36.9 percent said they still experienced symptoms years later. Roughly one in four young female athletes, averaging around age 20, report stress urinary incontinence tied to sport.

What makes these numbers worth attention is not just the prevalence but the silence around them. In surveys of high school and college athletes with symptoms, about 90 percent never told a coach, teammate, or medical provider. Around 10 percent of affected athletes quit their sport altogether, and roughly 20 percent quietly modified their training to avoid leaking rather than addressing the underlying issue, that same source reports. Treating a mild leak as a normal cost of training a certain sport, rather than a signal worth investigating, is common, but it is not something anyone has to accept as permanent.

Pregnancy and childbirth add another layer of risk for many women, since carrying a pregnancy and vaginal delivery both stretch and load the pelvic floor directly, but the underlying mechanics of the problem, pressure exceeding the tissue’s current capacity, are the same mechanics that affect a nulliparous powerlifter or a male marathoner with a chronically braced breathing pattern. Recent research using imaging before and after distance running has also begun documenting measurable short-term changes in pelvic floor muscle position following a run, reinforcing that repetitive impact is a real mechanical stressor on this tissue and not only a theoretical concern, per findings published in BJU International (see References).

Signs of Pelvic Floor Dysfunction to Watch For

Pelvic floor dysfunction shows up differently from person to person, and symptoms can appear during a workout, immediately after, or hours later. None of the signs below are meant as a diagnosis. They are a prompt to pay attention and, where they persist, to get an individual assessment from a pelvic floor physical therapist rather than guessing at the cause.

A single symptom on one hard day is not automatically a red flag; fatigue, dehydration, and a bad night of sleep can all make the pressure system less coordinated for a session. A pattern that repeats across multiple sessions, gets worse over weeks, or shows up alongside pain is the kind of thing worth bringing to a specialist rather than working around indefinitely.

A Breath and Bracing Strategy for Managing Intra-Abdominal Pressure

Intra-abdominal pressure is not the enemy. Every heavy lift and every running stride requires it, and a certain amount of pressure actually helps stabilize the spine. The issue is direction and timing. When pressure is generated in a coordinated way, it is met by the pelvic floor lifting to support it. When pressure is generated carelessly, often through shallow chest breathing or bearing down with the upper abdominals while the pelvic floor stays slack, that pressure gets pushed downward with nothing to catch it.

This is a simplified version of a coordination pattern that pelvic floor physical therapists teach in more detail and adjust to the individual. Research on lifting and pelvic floor mechanics has found that a properly executed breath-hold, sometimes called a modified Valsalva, does not itself damage the pelvic floor. What tends to cause leaking during heavy lifts is not the breath-hold itself but a bearing-down pattern layered on top of it, essentially pushing down against a pelvic floor that has not been cued to respond, according to coaching resource Barbell Rehab (see References). Coaches and lifters sometimes assume the fix is to avoid bracing altogether, but the more useful fix is usually to retrain the direction and timing of the brace, exhaling through the sticking point of a lift rather than holding a full inhale against maximal effort, per guidance from physical therapy platform Hinge Health.

For runners, the same coordinated breathing pattern applies at a lower intensity but a much higher repetition count. Shallow, rib-cage-only breathing paired with a habitually gripped core can leave the pelvic floor working against pressure on every single stride of a run rather than with it. Practicing a few minutes of slow 360-degree breathing in a supported position, quadruped, child’s pose, or lying down, before a run or lifting session can help reset that coordination before the higher-demand movement begins, a technique described by pelvic floor clinic Move Your Bones Physical Therapy (see References).

Running Modifications for Pelvic Floor Awareness

Running is repetitive impact, and small adjustments in how a session is structured can reduce cumulative pelvic floor load without abandoning the sport.

• Build volume gradually. A sudden jump in weekly mileage gives the pelvic floor and surrounding tissue no time to adapt to increased impact. Progressing distance in small increments gives the system time to build capacity.
• Pay attention to cadence and landing. A softer, quicker stride tends to reduce peak impact forces compared to long, heavy overstriding, which can lower the per-stride demand on the pelvic floor over the course of a run.
• Warm up the pressure system, not just the legs. A few minutes of coordinated breathing and gentle activation before a run gives the pelvic floor a chance to engage before the higher-force strides begin.
• Notice timing of symptoms. Leaking or heaviness that shows up only in the final mile of a long run may point to fatigue-related loss of coordination rather than a fixed structural limit, which is useful information for a specialist building a plan.
• Know the postpartum return-to-running benchmarks. Postnatal exercise guidelines generally recommend low-impact activity only in the earliest months after delivery, with running considered no sooner than around three months postpartum and only after pelvic floor strength testing and load-tolerance checks such as single-leg balance, squatting, and hopping, as summarized in postnatal exercise guidelines collected by Physiopedia (see References). Running should generally be paused if heaviness, leakage, or a widening abdominal gap shows up during the return process.

Lifting Modifications for Pelvic Floor Awareness

Lifting heavy is not inherently harmful to the pelvic floor, but the way load is progressed and braced matters.

• Progress load in small jumps. Skipping from a comfortable working weight to a near-max attempt gives the pressure system little chance to adapt, and symptoms often show up first at new personal records.
• Exhale through the hardest part of the lift. As covered in the breath and bracing section above, timing the exhale to the sticking point of a squat, deadlift, or press keeps the pelvic floor working with the brace instead of against it.
• Consider range-of-motion or tempo modifications during flare-ups. A box squat to a slightly higher box, a trap-bar deadlift instead of a straight bar, or a slower eccentric can reduce peak pressure while strength work continues.
• Train the full pressure system, not the pelvic floor in isolation. Glute, hip, and deep core strength all contribute to how well pressure gets distributed during a heavy lift, so a program that only prescribes isolated pelvic floor squeezes tends to miss part of the picture.
• Log symptoms against specific lifts. Noting which movements, loads, or rep ranges correlate with leaking or heaviness gives a pelvic floor physical therapist a much faster starting point for individualized adjustments.

When to See a Pelvic Floor Physical Therapist

A pelvic floor physical therapist is a specialist who can assess strength, coordination, and tissue mobility directly, which is not something a symptom checklist or a training article can replace. Getting evaluated is worth prioritizing when any of the following are present:

• Leaking during running, lifting, jumping, or coughing that happens more than occasionally
• A sensation of heaviness, dragging, or bulging in the pelvic area, which can indicate pelvic organ prolapse and should not be self-diagnosed
• Pelvic, hip, tailbone, or deep abdominal pain during or after training
• Loss of bowel or gas control
• Symptoms that persist or worsen after a few weeks of adjusting breathing and load
• Postpartum return to running or lifting, since ACOG and postnatal exercise guidelines both point toward individualized pelvic floor assessment rather than a fixed calendar date before resuming higher-impact training, per ACOG Committee Opinion No. 804 (see References)

The American College of Obstetricians and Gynecologists recommends that postpartum women without contraindications work toward at least 150 minutes of moderate-intensity activity per week, including both aerobic exercise and resistance training, and notes that daily pelvic floor muscle exercises may help reduce the risk of urinary incontinence, per that same ACOG guidance. For women who had an assisted vaginal delivery, an obstetric anal sphincter injury, or a baby in the occiput-posterior position during birth, roughly 12 weeks of supervised pelvic floor training is commonly recommended before resuming higher-impact training, underlining that recovery timelines are not one-size-fits-all.

None of this is about avoiding running or lifting. A pelvic floor physical therapist’s job is almost always to help someone get back to full training, not to take training away, and most plans include a specific, progressive return to impact and heavy loading rather than a permanent restriction.

Building a Sustainable Training Habit

Pelvic floor awareness is not a separate program bolted onto running or lifting. It is a layer of attention added to training that already exists: noticing how the breath moves during a heavy set, tracking whether symptoms cluster around certain distances or lifts, and treating a leak or a pelvic ache as useful information rather than an embarrassing inconvenience to push through quietly. The athletes who get the most out of addressing this early are usually the ones who keep training consistently for years afterward, rather than the ones who either ignore symptoms until they force a stop or quit the sport out of caution that a specialist could have addressed directly. Bringing a symptom to a pelvic floor physical therapist tends to open up more training options, not fewer.

Frequently Asked Questions

Is leaking a small amount during heavy lifting or long runs normal and nothing to worry about?
It is common, but common is not the same as something to leave unaddressed. Occasional minor leaking during high-effort moments is a frequent finding in athletic populations, yet it is also a sign that the pressure-management system could use attention. A pelvic floor physical therapist can determine whether breathing adjustments, strength work, or further evaluation is the right next step.

Do men need to think about pelvic floor training for running and lifting too?
Yes. The pelvic floor exists in every body, and men who run high mileage or lift heavy can develop the same coordination issues, including urinary symptoms and pelvic pain, even without a pregnancy or delivery history. The breath and bracing principles described here apply regardless of gender.

Should I stop lifting heavy entirely if I notice pelvic floor symptoms?
Not automatically. Many lifters can keep training with load and range-of-motion adjustments while addressing the underlying breathing or coordination pattern. A pelvic floor physical therapist can help determine which lifts and loads are appropriate right now and how to progress from there.

How soon after having a baby can I go back to running?
Postnatal exercise guidelines generally suggest low-impact activity in the earlier months, with running considered no sooner than around three months postpartum and only after pelvic floor strength testing and load-tolerance checks, adjusted individually by a qualified provider. There is no single date that applies to everyone.

What is the difference between a Valsalva breath-hold and “bearing down,” and why does it matter?
A properly executed breath-hold used for bracing during a heavy lift is generally not harmful to the pelvic floor on its own. Bearing down, pushing pressure downward with the upper abdominals without pelvic floor engagement, is the pattern more often linked to leaking during heavy lifts. The distinction matters because the fix is usually retraining the direction and timing of the brace, not avoiding bracing altogether.

Can breathing exercises alone fix pelvic floor dysfunction?
Breathing and bracing coordination is a meaningful and often underused piece of the puzzle, but it is not a substitute for individualized assessment when symptoms are persistent, painful, or involve a sensation of heaviness or bulging. A pelvic floor physical therapist can identify whether weakness, overactivity, or a structural issue such as prolapse is contributing before recommending a full plan.

References

• American College of Obstetricians and Gynecologists. “Physical Activity and Exercise During Pregnancy and the Postpartum Period,” Committee Opinion No. 804.
• [P]rehab. “Pelvic Floor Dysfunction in Athletes.”
• Barbell Rehab. “Lifting Weights with Pelvic Floor Dysfunction.”
• Hinge Health. “Weightlifting and Pelvic Floor: Safe Lifting Techniques.”
• Move Your Bones Physical Therapy. “Breath-Driven Pelvic Floor Regulation: The Missing Link in Training and Pelvic Floor Dysfunction.”
• Physiopedia. “Current Guidelines and Recommendations for Postnatal Exercise.”
• Berube et al. “Is Pelvic Floor Loading in Female Runners Associated With Post-Run Changes in Pelvic Floor Morphometry or Function?” BJU International.

This article is educational and does not replace individualized medical or physical therapy assessment. Anyone experiencing leaking, pelvic heaviness, bulging, pain, or loss of bowel control should consult a pelvic floor physical therapist or physician for a direct evaluation.