Why Does Sex Hurt? Causes of Painful Intercourse in Women

Jasy Yin, NP
Medically Reviewed By Jasy Yin, NP

Pain during sex is common, but it is not normal. Painful intercourse, medically called dyspareunia, can occur at the vaginal opening or deeper in the pelvis. Many women assume discomfort during sex is something they must tolerate, but persistent pain during intercourse is a symptom that deserves medical evaluation. Understanding the causes can help identify what may be contributing to the problem.

1. Vaginal Dryness and Menopause

One of the most common causes of pain during sex is inadequate lubrication. This often occurs due to low estrogen levels associated with breastfeeding, perimenopause, or menopause. When estrogen levels drop, vaginal tissue becomes thinner and more sensitive, making intercourse uncomfortable.

2. Vaginal and Sexually Transmitted Infections

Vaginal infections like yeast or bacterial vaginosis cause irritation and burning. Additionally, certain sexually transmitted infections such as chlamydia or gonorrhea can cause deep pelvic pain. Testing is recommended if pain occurs along with discharge, bleeding, or after a new sexual partner.

3. Pelvic Inflammatory Disease (PID)

Untreated STDs can lead to pelvic inflammatory disease, an infection of the reproductive organs. Common symptoms include deep pelvic pain, fever, and abnormal bleeding. Early treatment is important to prevent long-term complications such as fertility problems.

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4. Endometriosis and Ovarian Cysts

Endometriosis occurs when tissue similar to the uterine lining grows outside the uterus, often causing deep pelvic pain during sex. Similarly, ovarian cysts can cause discomfort, especially in certain positions. Sudden severe pain may indicate a cyst rupture and requires urgent medical evaluation.

5. Pelvic Floor Muscle Tension

Overactive or tight pelvic floor muscles can cause sharp pain during penetration. Stress, anxiety, or prior pelvic pain conditions can contribute to this tension. Physical therapy and medical evaluation are often effective in addressing these muscular factors.

When to seek care

You should seek medical care if painful intercourse happens regularly, worsens over time, or occurs with fever or bleeding. Pain during sex is a medical symptom, not something that should be normalized. QuickStop Health provides secure telehealth visits throughout California to help identify the cause and restore comfort safely.