Pregnancy comes with no shortage of surprising symptoms ― from nipple spasms to swollen feet. But few pregnancy symptoms have a name quite as vivid and descriptive as “lightning crotch.”
While the term may sound like it has something to do with a pregnant person’s libido, the reality is not quite so fun ― and it can catch expectant parents completely off guard.
“Lightning crotch is a term used in pregnancy to describe the sensation of the baby putting pressure on nerves on the cervix and pelvis,” Dr. Sonya Brar, an obstetrician-gynecologist at Mount Sinai Downtown and Mount Sinai West and instructor at the Icahn School of Medicine at Mount Sinai, told HuffPost. “It feels like a sharp shooting pain into the vagina or rectum, and lasts only a few seconds.”
Some people describe lightning crotch as a zap, an electric shock-like sensation in the pelvic area ― or as a stinging, stabbing or burning jolt of pain. The feeling quickly comes and goes, much like a flash of lightning, but it can be intense enough to make you freeze up for that short burst of time.
Lightning crotch is more common late in pregnancy due to pressure from the baby’s increased size, weight and movement. You’re likely to feel it more as you approach your due date.
“It’s caused by the baby ‘dropping’ more in the pelvis, in the third trimester typically,” Brar explained.
If the fetus is kicking or pushing against your cervix, that movement can activate the nerves in the area. Lightning crotch can also be triggered by the baby stretching, rolling, turning or any small movements really.
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The experience is pretty random and can occur whether you’re moving, standing, resting, etc. And the intensity of the pain depends on fetal position and size. Not every pregnant person will experience it, but lightning crotch is a fairly common complaint in the third trimester. So if it happens to you, you’re far from alone.
While lightning crotch certainly does not feel good, this pregnancy symptom is not a cause for concern. The experience is limited to short flashes of pain that are different from contractions or cramps.
“It’s not an indication that anything is wrong when someone feels lightning crotch,” Brar said. “If any painful cramping, bleeding or leakage of vaginal fluid happens along with pain, then I would recommend seeking medical attention.”
Unlike contractions, which build gradually and follow a pattern, lightning crotch arrives suddenly and disappears just as fast. That distinction is worth keeping in mind, especially as you get closer to your due date.
Otherwise, you can rest assured that lightning crotch is just a normal part of pregnancy. And the good news is that while you can’t always prevent lightning crotch entirely, there are some practical ways to manage it.
“Taking some pressure off the pelvic floor will help,” Brar suggested. “Use an abdominal binder if you need to continue standing or walking.”
Some people find a belly support band helps relieve some of the pressure on the pelvis during pregnancy. Making more deliberate and slow movements as you go about your day may help reduce the frequency and level of pain as well.
Regular exercise and prenatal massages can help with lightning crotch discomfort, as can changing your position when you start to feel the pain. In general, you might also want to try sitting in a way that reduces pressure on the pelvic floor.
“If you are able to sit, I usually recommend to my patients to sit on a soft surface ― like a bed or sofa ― crossed-legged with a pillow underneath the legs,” Brar said. “It elevates the pelvis.”
As far as pregnancy symptoms go, lightning crotch might be one of the more dramatic ones, but it’s also one of the more harmless. If you experience lightning crotch, know you are in good company, and it won’t last long.
And although it’s essentially yet another way your baby is making themselves at home, that home is only temporary ― and so is the discomfort.