Free tool
Vaginal Changes During Menopause
As estrogen falls around menopause, vaginal tissue can become thinner, drier and less elastic, vaginal pH tends to rise, and Lactobacillus bacteria often become less dominant. Together these can cause dryness, painful sex and urinary symptoms, called genitourinary syndrome of menopause. See a clinician for any bleeding after menopause or symptoms that persist.
How to use it
- Read across a row to see what can change, why, and what is worth raising with a clinician.
- Use the chart to describe your own changes clearly at a visit, not to decide what is causing them.
- Contact a clinician promptly for any bleeding after menopause, or for burning when peeing with fever, chills or back pain.
Reference
| Area | What can change | What to raise with a clinician |
|---|---|---|
| Vaginal tissue | As estrogen falls, the lining of the vagina can become thinner, drier and less elastic (ACOG). | Soreness, irritation, or pain during sex. |
| Moisture | Less natural lubrication. Dryness can also follow some breast cancer and other hormone-related medicines, removal of the ovaries, pelvic radiation or chemotherapy (MedlinePlus). | Dryness, burning or itching that continues even with a water-based lubricant. |
| Vaginal pH | Tends to rise as estrogen falls, so a home strip reading above 4.5 means something different after menopause. | Discharge, odor or itching, rather than a strip number on its own. |
| Vaginal bacteria | Lactobacillus dominance tends to decline. In 45 women, most postmenopausal women on hormone therapy had Lactobacillus-dominated flora, while most without it did not. | How your hormone status and any treatment you use may affect vaginal health. |
| Urinary tract | The urethra can become dry, inflamed or irritated, which can mean peeing more often and a higher risk of urinary tract infections (ACOG). | Urgency or burning when peeing; seek care quickly with fever, chills or back pain. |
| Bleeding | Bleeding is not expected once 12 months have passed without a period (ACOG). | Every episode, promptly. |
It has a name
Genitourinary syndrome of menopause covers dryness, burning and irritation, sexual discomfort, and urinary symptoms such as urgency and recurrent UTIs. The North American Menopause Society says GSM affects about 27% to 84% of postmenopausal women and is often undertreated.
Bacteria and tissue are linked
In a cross-sectional study of 87 women, vaginal atrophy was linked to a low-Lactobacillus community (adjusted odds ratio 25.89). That shows an association, not which one leads to the other.
Options a clinician can discuss
ACOG describes over-the-counter vaginal moisturizers and lubricants, which contain no hormones, and prescription local estrogen given as a vaginal ring, tablet or cream. A clinician can weigh them against your health history.
Where probiotics stand
A 2026 review of 9 studies in postmenopausal women found limited evidence for oral lactobacilli on menopause-related vaginal and urinary symptoms. Reviewers say more trials are needed before probiotics can be recommended for this.
How this tool works
This is a fixed reference chart built from ACOG and MedlinePlus patient guidance, the 2014 terminology consensus and 2020 position statement on genitourinary syndrome of menopause, and peer-reviewed studies of the vaginal microbiome after menopause. It has no inputs and gives no result.
Frequently asked questions
What happens to the vagina during menopause?
As estrogen falls, ACOG explains, the vaginal lining can become thinner, drier and less elastic. Vaginal pH tends to rise and Lactobacillus bacteria often become less dominant. Some people notice little change, while others have dryness, discomfort or urinary symptoms.
What is genitourinary syndrome of menopause?
It is the medical term, introduced in 2014, for vaginal, sexual and urinary symptoms linked to lower estrogen. It covers dryness, burning and irritation, sexual discomfort, and urinary symptoms such as urgency and recurrent UTIs. It replaced the older term vulvovaginal atrophy.
Is it normal to get more UTIs after menopause?
ACOG notes that as estrogen falls, the urethra can become dry or irritated, which can increase the risk of urinary tract infections. A clinician confirms a UTI with a urine test. Seek care quickly with fever, chills or back pain.
Does vaginal pH change after menopause?
Yes, it tends to rise as estrogen falls and lactobacilli become less dominant. That makes a home pH strip reading above 4.5 less informative after menopause, so describe any symptoms to a clinician rather than relying on the number.
Can probiotics help with vaginal changes during menopause?
The evidence is limited. A 2026 review of 9 studies in postmenopausal women found limited evidence for oral lactobacilli on menopause-related vaginal and urinary symptoms. Talk with a clinician about options with stronger evidence.
When should I see a clinician?
For any bleeding after menopause, dryness or pain that continues despite a water-based lubricant, burning or urgency when peeing, fever or back pain, or discharge with odor or itching. MedlinePlus advises contacting a provider when dryness does not settle with a lubricant.
Do these changes only start after the final period?
No. ACOG describes vaginal and urinary changes beginning in perimenopause as estrogen starts to fall, and they can continue after menopause. Noting when they started gives your clinician a clearer picture.
Sources
- ACOG: The Menopause Years
- ACOG: Perimenopausal Bleeding and Bleeding After Menopause
- MedlinePlus (NIH): Vaginal dryness
- Portman et al., 2014, Genitourinary syndrome of menopause: new terminology for vulvovaginal atrophy (PubMed 25160739)
- The North American Menopause Society, 2020, GSM position statement (PubMed 32852449)
- Brotman et al., 2018, Vaginal microbiota, menopause status and signs of vulvovaginal atrophy (PubMed 30358729)
- Muhleisen and Herbst-Kralovetz, 2016, Menopause and the vaginal microbiome (PubMed 27451320)
- Gliniewicz et al., 2019, Vaginal microbiomes of premenopausal and postmenopausal women (PubMed 30837959)
- Tsuboi et al., 2026, Lactobacillus-based probiotics and genitourinary syndrome of menopause: a systematic review (PubMed 41903368)
This tool gives general information for adults and does not diagnose or treat any condition. It is not a substitute for advice from a clinician. If you have severe symptoms, fever, or are pregnant, contact a healthcare professional.