Can Wearing a Waist Trainer Cause Miscarriage?

 by Dr. Steve Hruby, D.C.

I’m a fitness advocate with a holistic approach to health, wellness, and longevity. I’ve walked the walk since 2009 - using my personal development methods to unleash the fitness champ within you.

  Fact Checked
 by Rhealyn Celestial
Reviewed by Rhealyn Celestial

I’m a researcher, and I’m also a full-time mom. I spend my weekdays crafting thoughtful articles for small businesses, and my weekends with my son learning about the world together

The body’s incredible ability to develop and sustain a little person is one of the miracles of gestation. Your anatomy will undoubtedly evolve to meet your growing fetus as it develops inside your body. As you notice your waistline increasing, this could make some people anxious about the change in appearance. 

The period of attempting to get pregnant, the actual pregnancy, and the time following delivery are crucial to your health and your unborn child.

During the actual pregnancy journey, waist training isn’t advised. However, you might wonder, “Can wearing a waist trainer cause miscarriage?” Using a waist trainer while pregnant can injure you and the unborn child risking a miscarriage. 

After the delivery of your baby, waist training could be an effective approach to help you build your esteem in your post-baby physique. To feel more confident concerning waist trainer pregnancy choices throughout the gestation period, learn about waist training and its effect on your maternal health. 

Who Can Use a Waist Trainer?

Any woman or man can begin their waist-training journey by purchasing a proper waist trainer as long as they’re in good health and intend to do so.

However, waist training isn’t advised for pregnant women or anyone with a serious illness that can be easily aggravated, for example, heart, liver, and kidney disease. 

Before using a waist trainer while pregnant, consult your doctor to understand why “Waist trainers are dangerous” and if it’s possible to waist train safely. 

What Is the Use of a Waist Trainer?

For those seeking a more streamlined body, waist trainers might offer a variety of advantages, such as:

  • Better posture: A waist trainer may perhaps aid in enhancing posture. Avoid wearing it throughout, as doing so could weaken your core muscles and cause back pain and bad posture.
  • Hourglass figure: A quick and simple technique to get an hourglass body is with a waist trainer. However, note that you’ll get better results with proper waist training and a good diet and exercise.
  • Weight loss: Increased sweating brought on by a waist trainer helps people lose weight. However, consult your physician on the best answer to whether I can wear a sweat belt while pregnant.

Can a Pregnant Woman Wear a Waist Trainer?

It depends.

Wearing a waist trainer while expecting can be harmful. It can cause: 

  • Backache
  • Bad posture
  • Heightened potential for uterine contractions
  • Restriction of the baby’s and mother’s uterine blood flow

Each of these impacts carries potential danger for the mother and her child. However, there are some advantages to using a waist trainer when pregnant. These include:

  • Supporting the stomach and easing discomfort
  • It can aid with posture and lower back pain risk

The choice to wear a waist trainer while pregnant ultimately comes down to personal preference and should be decided after discussing the pros and cons with your doctor.

So, how long can you wear a waist trainer while pregnant? Your well-being and the wellness of your unborn child are only two of the many variables that will determine how long you may wear the finest waist trainer without risk during pregnancy.

Additionally, it’s crucial to check that your waist trainer isn’t excessively tight. In general, you should limit the time you spend wearing a waist trainer. Stop using your waist trainer as soon as you feel pain or discomfort.

Why Should a Pregnant Woman Not Wear a Waist Trainer?

Women’s waist trainers are more popular since they provide quick results in the form of a smaller waist and the illusion of an hourglass appearance.

There are numerous reasons why using a waist trainer during pregnancy is not a good idea. Here are five main reasons. 

pregnant woman

It May Cause Difficulty in Breathing

During your pregnancy, you have to breathe in more oxygen. Hormones increase your VO2 max after becoming pregnant to acquire adequate oxygen for you and your unborn child.

However, the waist trainer prevents this expansion and instead works to constrict your lungs, hence making breathing difficult. It’s neither safe for you nor your unborn child to have breathing problems while pregnant.  

Negatively Impact the Unborn Child

The impact depends on how much pressure is applied to your stomach, midsection, and abdomen. The fetus may suffer if it’s too tight on you. If you use a waist trainer with high compression and prolonged wearing, it could damage the baby.

Block Baby’s Development 

Your baby continues to develop in your womb from the start of the pregnancy until the moment you deliver.

During pregnancy, the body undergoes a significant number of changes. The waist trainer’s constant compression can stop the expansion of your womb that occurs while your child grows. 

Trigger Organ Prolapse

A waist trainer provides intense compression to reduce your midsection’s size and elongate your body into an hourglass.

woman wearing overbust corset

Some people may find this method risky since the intense compression can cause some bodily organs to prolapse.

It implies that forced compression causes some organs to shift their location and orientation. The resulting unnatural positioning of the damaged organs is detrimental to all women, including pregnant women.

Increases The Risk of Fetal Defects 

A waist trainer causes your midsection, stomach, and waist to contract, which also impacts the baby. The compression may stop your baby from growing or cause-specific body parts to develop improperly. You could consequently have a child who has birth deformities.

The doctor encourages healthy eating and taking good care of physical and mental health while pregnant. Because every factor impacts your unborn child, you should discuss the effect of wearing a girdle during pregnancy with your doctor.

Is There a Pregnancy-safe Alternative to a Waist Trainer? 

Yes. Maternity shapewear is the most suitable alternative to a waist trainer during pregnancy.

The waist trainer applies firm to intense compression and pressure to your stomach. During pregnancy, this is unsafe. Choose pregnancy shapewear that offers support without constriction.

Why is pregnancy waist training or maternity shapewear superior to ordinary waist trainers?

  • It’s a basic shapewear without any boning.
  • Although it doesn’t shape your waist, it gives you the needed stability
  • Maternity shapewear is made to flatten your figure and increase your comfort
  • Since it’s not constructed of neoprene or latex-like materials, it won’t generate any compression and doesn’t make you sweat more.

The materials used to make maternity shapewear are nylon, spandex, and cotton. All components are skin-friendly and ventilated; they don’t lead to skin rashes, infections, or waist trainer marks.

Additionally, it drains sweat to prevent stinging and other skin problems. As maternity shapewear is safe, comfortable, and helpful throughout pregnancy, you should choose it over a waist trainer while expecting. 

Is It Okay To Use a Waist Trainer in the First Trimester of Pregnancy?

No, wearing a waist trainer throughout pregnancy’s first, middle, or last trimester is unsafe. By construction, waist trainers squeeze your ribs, spleen, liver, intestines, and abdominal muscles. 

underbust corset

Among other hazards, a too-tight fit might cause your ribs to break and your lungs to constrict, restricting your ability to breathe. It’s best to quit wearing your waist trainer when you find out you’re pregnant.

Does Using a Waist Trainer Affect the Womb?

Yes, the womb is affected by using a waist trainer during pregnancy. Waist trainers produce intense compression and pressure on your midsection, abdomen, and stomach. The pressure from wearing a waist trainer extends to your pelvic floor. Although it’s not often obvious, this damage can cause prolapse or incontinence.

Can a Pregnant Woman Wear a Waist Belt?

Yes, women can use waist belts during pregnancy. However, be sure that the design of your desired waist belt supports pregnant women. It’s unsafe to wear a tight waist belt while pregnant. 

So, how is a waist trainer supposed to fit during pregnancy? It should be snug but not crotch-tight. Ensure the waist trainer is constructed of a breathable mesh and that the crotch is comfortable and not overly tight.

Is It Safe To Wear a Corset During the First Trimester?

No. During your first trimester of pregnancy, you shouldn’t wear a corset. It’s not wise to wear shapewear during pregnancy since it’s too tight or places unpleasant pressure on various body parts.

In addition to causing a great deal of discomfort, it can also result in pain in various body regions, decreased blood flow, heartburn, yeast infections, and other pregnancy-related issues.


Shapewear gives support without pinching the waist; some pregnant women prefer to wear it. Pregnancy shapewear is readily adaptable to an expanding tummy and is obtainable in various styles.

There are a few factors to consider when wearing shapewear when pregnant. First, stay away from too-tight shapewear.

Second, select form-fitting clothing made from breathable materials like cotton or bamboo. Third, check that the waistband of the shapewear you select is soft and won’t irritate your skin. 

Conversely, pregnant women should stay away from waist trainers. To slim the waist, waist trainers are frequently constructed with unbreathable, uncomfortable materials. Maternal shapewear is preferable to a waist trainer to provide more support while pregnant.

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