Vol.7 | What is MYTREX AQUA QUTTO? Everything you thought you knew, but didn't, about the pelvic floor muscles [Amina's Lens]

Jun 2, 2026

Dr. Amina’s Lens

How my work became personal after childbirth

I knew about the pelvic floor muscles. It was a topic I had been dealing with professionally, as knowledge, for a long time. But I don't think it truly became "my own problem" until I experienced urinary leakage myself after giving birth.

How my work became personal
after childbirth

— MYTREX AQUA QUTTO | Reintegrating pelvic floor care into daily life

Pelvic Floor Muscles Postpartum Care Urinary Incontinence MYTREX AQUA QUTTO

1|I Confess

I knew about the pelvic floor muscles.

It was knowledge I possessed as a matter of course due to my profession. Where the muscles are, why they are needed, why they weaken. I've explained their importance and how to exercise them using Kegel devices gathered from around the world.

But honestly, until I experienced urinary leakage after childbirth,
it was still "someone else's story."

Perhaps that's true for everything. Until you experience it yourself, you don't understand it, and it doesn't become your own problem.

That "oh" feeling the moment you sneeze. The slight panic when you can't stop laughing.

After childbirth, that was the first time the words "pelvic floor muscles" became about my own body.

Even for me, who works in femtech, it was the same. So, for those of you who haven't yet noticed. And perhaps for those of you who are starting to notice a little. I want to write about this today.

2|Where are the pelvic floor muscles?

Even if you've heard the term "pelvic floor muscles," I think few people can actually imagine where they are.

Their location is at the "bottom" of the pelvis. Literally, it's a group of muscles spread out like a hammock at the very bottom of the pelvis.

They firmly support three vital organs for women—the bladder, uterus, and rectum— from below.

They're not visible from the outside,
and it's hard to tell if you're moving them yourself.
Yet, they're muscles that work continuously every day.

With arm or thigh muscles, you know "this is it," but with pelvic floor muscles, even if you try to move them, it's hard to confirm if they're actually moving. They're muscles that are "there but unnoticed."

However, these muscles actually do quite a lot.

What the pelvic floor muscles are responsible for

  • Supporting organs such as the bladder, uterus, and rectum from below
  • Involved in controlling urination and defecation
  • Working with the diaphragm and abdominal muscles to support posture and core from within
  • Deeply involved in bodily changes during pregnancy, childbirth, and postpartum

Despite one muscle group doing so much, it's largely unnoticed. They work silently every day.

3|We are not using them effectively today.

Women of a slightly older generation naturally used their pelvic floor muscles in their daily lives. Squatting to clean, carrying heavy objects, using Japanese-style toilets. These actions naturally engaged these muscles without conscious effort.

But what about now?

Sitting in front of a computer all day. Hunching over while looking at a smartphone. Some days, not leaving the house due to remote work.

Sitting in a chair for extended periods tends to tilt the pelvis backward. When this posture persists, the pelvic floor muscles become less effective and gradually become harder to be aware of if they are not used.

This isn't about being lazy or having low awareness.
It's about how our lifestyles have changed.

With the changes in our lifestyles, opportunities to use these muscles naturally have decreased. For us living in the modern age, these muscles are in a place where we must consciously engage them.

4|To those who think "this doesn't concern me"

Many people might think of urinary incontinence as "something that happens to the elderly" or "something that happens to people who've given birth."

However, the numbers indicate otherwise.

More than 1 in 2

According to a 2019 survey by P&G Japan, more than 1 in 2 Japanese women aged 20 and over have experienced urinary leakage.

Even in their 20s

The same survey reported that 63.4% of women in their 20s who experienced urinary leakage had not given birth.

Over 5 million people

The Japanese Urological Association states that over 5 million women experience stress urinary incontinence at least once a week.

And even when they realize they are experiencing urinary leakage, not a few people consult no one.

They're concerned, but they can't speak up. They don't know who to consult. They dismiss it as nothing serious.

Many such people are around you. Perhaps even yourself.

5|What I want those trying to conceive to know

The topic of pelvic floor muscles isn't just about urinary leakage. It's a subject I want those considering pregnancy to know about as well.

The pelvic floor muscles are involved in blood circulation around the pelvis, posture, and core stability. When thinking about building a body for fertility, getting the pelvic area in order can be considered part of daily self-care.

Pregnancy is even more challenging. As the abdomen grows, the weight of the uterus continuously bears down on the pelvic floor muscles. If they are already difficult to consciously control, this can easily lead to discomfort around the lower back and pelvis.

And then, during childbirth. As the baby passes through the birth canal, the pelvic floor muscles stretch significantly. At this time, if the muscles are flexible, it is believed that they can adapt more easily to these changes.

If the pelvic floor muscles remain weakened after childbirth, urinary leakage may persist, and the risk of pelvic organ prolapse, where organs descend, can increase. What I experienced was precisely at this timing.

Fertility, pregnancy, childbirth, postpartum, menopause.
The pelvic floor muscles are present at every stage of life.

Therefore, I believe it is much better to "be somewhat aware beforehand" rather than "deal with it after it happens."

6|So, what should we do?

The typical way to become aware of the pelvic floor muscles is through Kegel exercises. You "squeeze" your vagina and anus, and then slowly relax. You repeat this. No equipment is needed, and you can do it sitting down.

However, it's also true that few people continue doing them.

"I don't know if I'm doing it right."
"I don't feel any effect."
"I stopped before I realized it."

Because it's a difficult muscle to be aware of, you often think you're doing it when you're not. And because it's hard to feel changes, it's easy to give up.

That's where EMS (Electrical Muscle Stimulation) comes in as an option. It's a technology that stimulates muscles with electrical impulses, making it easy to apply external care to muscles that are difficult to consciously engage.

MYTREX AQUA QUTTO

Easy to continue, just "sit" in the bath

MYTREX AQUA QUTTO, which we also carry at fermata, is waterproof and simply placed in the bath to sit on. It's an item that transforms your daily bath time into pelvic floor care time, instead of requiring you to make special time for it.

The intensity of the stimulation can be adjusted in 10 levels, making it easy for even beginners to use according to their own sensations.

Embedding care into a system that doesn't require constant "trying to do it." That's what I like about this device.

*MYTREX AQUA QUTTO is not a medical device. If you have symptoms such as urinary leakage, pain, discomfort, or suspected pelvic organ prolapse, please consult a medical professional rather than self-diagnosing. If you are pregnant, postpartum, have a chronic illness, or are using medical devices, please consult a doctor before use.

7|Now, when it's not yet bothering you, is the perfect time.

I'm sure some of you reading this article thought, "I'm still fine."

That's probably true. However, the pelvic floor muscles are also muscles that take a bit of time to become aware of for the first time once they start bothering you.

Just like me, even if you "think you know," it's hard to accept it as something related to your own body.

But now, the fact that you're reading this text might mean you're a little bit curious, or you want to know for someone else's sake.

There are muscles that are unseen, yet working silently
at the core of your body.

From today, try to pay a little attention to those muscles.

You can start by just taking a bath.

Integrate pelvic floor care
into your daily bath.

MYTREX AQUA QUTTO is available at the fermata store. For those who want to start pelvic floor care during bath time, which is easy to continue even in busy daily life.

See MYTREX AQUA QUTTO

— Dr. Amina Sugimoto
Doctor of Public Health (London School of Hygiene & Tropical Medicine) / Founder of fermata Inc.


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