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Fertility Glossary

Mittelschmerz

One-sided pelvic pain some people feel around ovulation.

Menstrual cycle & ovulation

Mittelschmerz ('middle pain') is usually mild and lasts from minutes to a day or two. Severe, persistent or worsening pain is not typical and should be assessed — urgently if you might be pregnant.

Also known as: ovulation pain

Last reviewed: 23 September 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.

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