Key Takeaways
Most sex injuries are minor, like friction burns, small tears and pulled muscles, and heal on their own.
Penile fracture is rare but a true emergency. A pop, sudden loss of erection and fast swelling means go to the ER.
Plenty of lube, slower pacing and good communication prevent most sex injuries.
Toys used anally need a flared base. ER data shows stuck objects are the top sex toy injury.
Heavy bleeding, severe pain, fever or anything stuck inside are reasons to get care right away.
Nobody stretches before sex. Nobody hydrates or warms up. Then we attempt moves that would make a Cirque du Soleil performer call in sick, and act shocked when something pops, pulls or burns. Sex injuries are all fun and games until someone needs an ice pack and a very creative explanation for their coworkers.
Sex injuries are more common than most people admit, and the vast majority are minor. A few are true emergencies. Here's a rundown of the most common sex injuries, how to avoid sex injuries in the first place, and the signs that mean it's time to stop laughing and call a doctor.
The Most Common Sex Injuries Nobody Talks About
Friction Burns and Rug Burn
The classic among sex injuries. Too much rubbing with too little lubrication leaves skin raw, red and stinging, whether it's on your knees from the carpet or somewhere far more personal. Rug burn and friction irritation are among the most common sex injuries out there. They usually heal in a few days with gentle washing, a thin layer of petroleum jelly and a break from whatever caused them.
OuchRug burn
Fix it
Wash gently, add a thin layer of petroleum jelly and give it a few days.
Prevent it
More lube, and a pillow or blanket under your knees.
Pulled Muscles and Back Pain
Sex is a workout, and a lot of sex injuries come from it hitting muscles most people skip at the gym. Hamstrings, hip flexors, calves and lower backs are all fair game, especially in ambitious positions. If you already deal with back pain, position matters for avoiding sex injuries. Research from the University of Waterloo tracked spine motion during sex and found that men who hurt when bending forward did better with doggy style than spooning, especially when they moved from the hips instead of the spine. Men who hurt when arching their back did better with missionary or spooning.
OuchPulled muscle
Fix it
Rest, ice and ease back in slowly.
Prevent it
Warm up. A few stretches prevent a lot of sex injuries.
Small Tears in Delicate Skin
Tiny tears are some of the most common sex injuries. The skin of the vagina, anus and penis is thin and easy to nick, especially without enough arousal or lube. On the penis, the frenulum, that little band of tissue under the head, can tear during vigorous sex. It bleeds a surprising amount but usually stops with gentle pressure. Cleveland Clinic recommends washing it, patting it dry, adding a thin layer of ointment and covering it. If tears keep happening, see a urologist, since a short frenulum can be treated.
OuchSmall tears
Fix it
Wash, apply gentle pressure, then a thin layer of ointment.
See a doctor if
They keep happening or won't stop bleeding.
UTIs and Irritation
Not all sex injuries are dramatic. Sex can push bacteria toward the urethra, which is why urinary tract infections often follow a busy weekend. Doctors sometimes call it honeymoon cystitis. Peeing after sex is a common, low effort habit that may help. Irritation is another sneaky category of sex injuries. It can come from latex allergies, scented products or lubes with harsh ingredients, so if things burn after every session, take a look at what you're using.
AnnoyingUTI
Prevent it
Pee after sex and stay hydrated.
Call a doctor if
You feel burning, urgency or have a fever.
Penile Fracture, the One Every Guy Fears
Yes, it's real, and it's the most infamous of all sex injuries. There's no bone in the penis, but the tough lining around the erectile tissue can rupture if an erect penis gets bent hard, usually when it slips out and gets slammed against the pelvis. Classic signs are a popping or cracking sound, an instant loss of erection, and rapid swelling and bruising that doctors call an eggplant deformity. Penile fracture is one of the rare sex injuries that's a true emergency, and most cases need surgery to heal properly.
Which positions are riskiest? A 2017 study of 90 men in the International Journal of Impotence Research found doggy style was involved in 41% of cases and man on top in about 25%. The common thread in these sex injuries is fast, deep thrusting where the penis can slip out and hit something firm on the way back in.
ER nowPenile fracture
The signs
A pop, instant loss of erection, fast swelling and bruising.
What to do
Go to the ER. It is one of the few sex injuries that usually needs surgery.
Sex Toy Injuries
Toys are great. Toys without a flared base are a gamble, and a growing source of sex injuries. A 2021 study in the Journal of Sex and Marital Therapy looked at U.S. emergency room data from 2000 to 2019 and estimated about 25,000 sex toy injuries over that period, rising from a few hundred a year to a few thousand. The most common problem by far was a toy stuck in the rectum. The rectum can pull objects inward, so anything without a base wide enough to stop it is a trip to the ER waiting to happen.
ER nowStuck toy
Prevent it
Anything going in the butt needs a flared base.
What to do
Don't dig for it. Head to the ER.
How to Avoid Sex Injuries
Preventing sex injuries doesn't mean giving up the fun stuff. It means doing the fun stuff smarter. Here's how to avoid sex injuries without losing the spark.
- Use more lube than you think you need. Friction is behind a huge share of sex injuries.
- Warm up. Arousal increases natural lubrication and relaxes muscles, which prevents a lot of sex injuries.
- Slow down when switching positions, especially during fast thrusting.
- Move from your hips, not your lower back, if you're prone to back pain.
- Only use toys with a flared base for anal play.
- Trim your nails and take off rings and watches to avoid scratch type sex injuries.
- Talk. A quick check in prevents more sex injuries than any position ever could.
The easiest injury prevention there is? A good bottle of lube. Popstar Personal Lubricants keep things smooth, comfortable and friction free. Use water based lube with silicone toys.
Don't waitGet care right away for
A pop and sudden loss of erection
Bleeding that won't stop
Anything stuck inside
Fever or burning after sex
Friction is behind most sex injuries. Use more lube than you think you need.
Shop Popstar Lube
When Sex Injuries Need a Doctor
Most sex injuries heal with rest, ice and a little dignity. These don't.
- A popping sound followed by sudden loss of erection, swelling or bruising on the penis
- Bleeding that won't stop with firm pressure
- An object stuck in the rectum or vagina
- Severe pain, or pain that keeps getting worse
- Fever, chills or burning with urination after sex
- An erection that lasts more than four hours
Go to the ER for any of these sex injuries. Doctors have seen it all, and they'd much rather see you early than fix complications later. No judgment, just treatment.
Conclusion
Sex injuries happen to real people having real fun, and most of them are nothing more than a funny story. Use plenty of lube, slow down when things get wild, pick toys with a flared base and listen to your body. If something pops, bleeds a lot or gets stuck, skip the embarrassment and get help fast. Your future self, and your sex life, will thank you.
Frequently Asked Questions About Sex Injuries
What are the most common sex injuries?
The most common sex injuries are friction burns, small skin tears, pulled muscles and back strain, plus urinary tract infections after sex. More serious sex injuries like penile fracture and stuck objects are much less common but need emergency care.
What is a penile fracture?
A penile fracture is a tear in the tough lining that surrounds the erectile tissue of the penis. It happens when an erect penis is bent forcefully, often during vigorous sex. Signs include a popping sound, sudden loss of erection, swelling and dark bruising.
Is a penile fracture an emergency?
Yes. A penile fracture is one of the few sex injuries that needs immediate medical attention. Most cases are repaired with surgery, and prompt treatment lowers the risk of long term problems like curvature or erectile dysfunction.
Which sex positions cause the most injuries?
For penile fracture, a 2017 study found doggy style and man on top were involved in most cases. Positions with fast, deep thrusting, where the penis can slip out and hit the partner's body, carry the most risk. Slowing down and keeping control lowers the odds.
How do you treat rug burn from sex?
Rug burn is one of the easiest sex injuries to treat. Gently wash the area with mild soap and water, pat it dry, and apply a thin layer of petroleum jelly or a fragrance free ointment. Avoid more friction until it heals, usually within a few days. See a doctor if it shows signs of infection like spreading redness or pus.
What should I do if my frenulum tears during sex?
Frenulum tears are common sex injuries that look scarier than they are. Apply gentle pressure to stop the bleeding, then wash the area, pat it dry, apply ointment and cover it with a clean bandage. Skip sex until it heals. If bleeding won't stop, go to the ER. If it keeps tearing, a urologist can discuss treatment options.
Can you pull a muscle during sex?
Absolutely. Hamstrings, hip flexors, calves and the lower back are common sex injuries, especially in demanding positions. Rest, ice and gentle stretching usually help with these sex injuries. Warming up and choosing positions that suit your body can prevent strains.
What are the best sex positions for back pain?
It depends on what triggers your pain, and choosing well helps prevent sex injuries. A University of Waterloo study found men whose back pain worsened with bending forward did better with doggy style and hip hinging, while men whose pain worsened with arching did better with missionary or spooning.
How common are sex toy injuries?
A 2021 study estimated about 25,000 U.S. emergency room visits for vibrator and dildo injuries between 2000 and 2019, with numbers rising over time. Most involved a toy stuck in the rectum, which is why a flared base is essential for anal play.
What should I do if a toy gets stuck?
Stay calm. Stuck objects are one of the sex injuries you shouldn't handle at home, so don't try to dig it out with tools, which can cause more damage. Go to the emergency room. Doctors remove stuck objects regularly and will treat you without judgment.
Can sex cause a UTI?
Yes, and UTIs are among the most overlooked sex injuries. Sex can move bacteria toward the urethra, raising the risk of a urinary tract infection, especially for people with vulvas. Peeing after sex and staying hydrated may help. See a doctor if you have burning, frequent urges to pee, fever or back pain.
Can lube prevent sex injuries?
Lube is one of the simplest ways to prevent sex injuries. It reduces friction, which helps prevent rug burn, small tears and irritation. Use plenty, reapply as needed, and choose water based lube if you're using silicone toys.
Why does it burn after sex?
Burning after sex can come from friction, a small tear, a latex or ingredient allergy, a yeast infection or a UTI. If it happens once and fades quickly, it's usually friction, one of the mildest sex injuries. If it keeps happening or comes with fever or discharge, check in with a doctor.
When should I see a doctor after sex?
See a doctor right away for a popping sound with sudden loss of erection, bleeding that won't stop, anything stuck inside, severe pain, fever, or an erection lasting over four hours. For milder sex injuries that don't improve after a few days, book a regular appointment.
Dr. Joshua Gonzalez
Dr. Joshua Gonzalez is a board-certified urologist who is fellowship-trained in Sexual Medicine and specializes in the management of male and female sexual dysfunctions. He completed his medical education at Columbia University and his urological residency at the Mount Sinai Medical Center. Throughout his career, Dr. Gonzalez has focused on advocating for sexual health and providing improved healthcare to the LGBTQ+ community.
Dr. Brian Steixner
Dr. Brian Steixner is a board-certified urologist and an expert in men’s sexual medicine. He completed his General Surgery and Urology training at The University of Pennsylvania and The Children’s Hospital of Philadelphia, one of the busiest and most comprehensive programs in the nation. During his career, Brian has treated thousands of men with sexual health issues including male factor infertility.
Sources
- Barros R, Schulze L, Ornellas AA, Koifman L, Favorito LA. Relationship between sexual position and severity of penile fracture. International Journal of Impotence Research, 2017.
- Sidorkewicz N, McGill SM. Male spine motion during coitus, implications for the low back pain patient. Spine, 2014.
- Sex toy related injuries in U.S. emergency departments, 2000 to 2019, National Electronic Injury Surveillance System analysis. Journal of Sex and Marital Therapy, 2021.
- Cleveland Clinic. Penis frenulum, function and common problems.
- Mayo Clinic. Urinary tract infection, symptoms and causes.
