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Understanding Vaginismus and Painful Sex

Living with tight pelvic floor muscles (also known as vaginismus) and pain during sex (dyspareunia) can feel tough and lonely. Everyday things—like going to the doctor or being close with a partner—can turn into stressful experiences. For many who face this kind of pain, finding relief can seem almost impossible.

Vaginismus (vaj-uh-niz-muhs) is a genito-pelvic pain penetration disorder that may cause painful vaginal penetration. It is thought to be caused by involuntary contraction of the pelvic floor muscles.

If you are suffering from vaginismus, you might hear clinicians, or physical therapists describe your pelvic floor as “hypertonic”—that’s just a fancy word for saying tightly contracted. It means your pelvic floor muscles have a difficult time relaxing.

Dyspareunia is an umbrella term used to describe “painful sex.” Vaginismus is often associated with painful intercourse, but it can cause pain or discomfort with any type of vaginal penetration, such as with a finger, speculum, or tampon. Dyspareunia can also occur due to a variety of other reasons, often without vaginismus. Doctors often suggest dilator therapy to help relax and gently stretch tight muscles, but for some, this approach can feel uncomfortable or even too clinical. Recently, vibration therapy has been recommended to make things easier. Vibration can help reduce muscle tension, improve blood flow, and make therapy feel more natural and manageable. Let’s explore what vibration therapy is, how it can help with tight muscles, and some ways to include it in your routine.1

Why Vibration Therapy Can Help with Tight Muscles and Pain

  • When people think about vibration therapy, they may picture pleasure-related devices. However, vibration has proven benefits beyond pleasure—it can help muscle relaxation, improve circulation, and reduce pain. Gentle vibration has a calming effect on tight pelvic muscles, which is why it’s often recommended for people who experience pain during sex. Vibration can lower the body’s sensitivity to pain, a process called vibratory analgesia. This means that with regular use, vibration therapy may help ease pain in sensitive areas.

For people experiencing painful sex due to tight vaginal muscles, these effects may make vibration a useful tool. Vibration may make the entire dilation process feel more comfortable by helping to calm tense muscles which may improve relaxation and make each session a bit easier.

How Vibration Therapy Supports Dilation Therapy

Using dilators can be effective for people with tight pelvic floor muscles, but the experience can sometimes feel clinical or uncomfortable. Adding vibration therapy into the routine may improve the experience by helping the body feel more relaxed and receptive. Here are the main ways vibration therapy may help with dilation:

  1. Improves Blood Flow, Which Helps Muscles Relax Naturally
    The gentle motion from vibration improves blood flow to the area, making tight muscles feel softer and more relaxed. This increase in circulation also promotes natural lubrication, which can make dilation feel smoother and less uncomfortable.
  2. Makes Pain Less Intense
    The desensitizing effect of vibration therapy can help reduce the pain that often comes with tight pelvic muscles. By lowering the body’s response to pain, vibration allows for a more comfortable experience with each session. This means that over time, the body gradually adjusts to the sensation without triggering as much discomfort.
  3. Combines the Benefits of Two Therapies
    Some people may find it challenging to use both a dilator and a separate vibrating device, especially when they’re already dealing with pain and tightness. A tool that combines vibration with dilation lets you keep things simple, combining the muscle relaxation benefits of both therapies in a way that’s easy to manage.

Tips for Using Vibration and Dilation Therapy to Relieve Tight Muscles and Pain

If you’re curious about trying vibration therapy, here are some helpful tips to get the best results and make your experience more comfortable:

  • Start with Small Steps: If you’re new to dilation, it’s a good idea to start with the smallest size and let your body adjust before moving up in size. Take it slow, giving your muscles time to adapt.
  • Use a Gentle, Body-Safe Lubricant: A high-quality lubricant can make the process feel smoother and reduce friction. Look for one that’s safe for vaginal health and supports natural pH balance.
  • Listen to Your Body: Go at your own pace and take breaks if you need to. It’s important to feel comfortable and in control. Each session should help you feel progress without extra pressure.
  • Stay Consistent: Regular use is key to making dilation therapy effective. The more often you use a vibrating tool, the more your muscles will adapt and adjust, which helps reduce pain over time.
  • Seek Professional Support: Don’t hesitate to reach out to a healthcare provider or pelvic floor therapist for advice on using vibration therapy. They can help you find the right approach and give you tips to support your journey.

Finding Relief with a Simple Approach

If you’re dealing with tight vaginal muscles or painful sex due to vaginismus, adding vibration therapy to your routine can make a difference. Vibration helps calm muscles, improve blood flow, and even desensitize painful areas, which makes dilation feel more natural and comfortable over time. With a little patience and consistency, vibration therapy may help ease your journey and make real progress possible.

Best of all, you don’t need multiple devices. Milli is a tool that combines both dilation and vibration, letting you likely benefit from both therapies without having to manage multiple steps. One device that offers both might be the ideal way to help you feel more comfortable, supported, and in control.

Final Thoughts

If tight vaginal muscles and painful sex have been a challenge in your life, know that there are gentle, effective ways to find relief. Vibration therapy offers a supportive approach to help relax muscles, ease pain, and make each step toward comfort feel achievable. By combining vibration with dilation, you can create a simple routine that respects your pace and supports your body’s natural healing. With patience, consistency, and the right tools, you can move toward a life that feels freer, more comfortable, and more in control. Take each step as it feels right for you—relief is within reach.


1 Dubinskaya A, et al. Is it time for doctors to Rx vibrators? A systematic review of pelvic floor outcomes. Sex Med Rev, 2023, 1–8 https://doi.org/10.1093/sxmrev/qeac008