Skin Tags (Acrochordons) - Symptoms, Causes & Treatment
By ScanSkinAI Editorial Team✓ Reviewed for medical safetyLast updated June 2026
Small, soft, skin-colored growths that hang off the skin. They typically occur where skin rubs against skin or clothing, such as the neck, armpits, and groin. They're harmless but can be removed if desired.
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Quick Answer
Skin tags are common, harmless growths that hang from the skin by a tiny stalk. They usually appear where skin rubs against skin or clothing, like the neck, armpits, and groin. While they are completely benign and cannot become cancerous, they can be annoying if they catch on clothes or jewelry. Treatment is not medically necessary, but a doctor can easily and safely remove them if they become painful, frequently irritated, or if you want them gone for cosmetic reasons.
Clinical Context
Skin tags (acrochordons) are one of the most common benign skin growths, affecting approximately 46% of the population. They increase with age and are strongly associated with insulin resistance, type 2 diabetes, obesity, and metabolic syndrome. Multiple skin tags may serve as a marker for these conditions. They form in areas of friction and have no malignant potential. While cosmetically bothersome to many, they're medically insignificant.
Symptoms
- Small, soft growths (1-5 mm, sometimes larger)
- Flesh-colored or slightly darker
- Hang from a thin stalk (pedunculated)
- Painless unless irritated or twisted
- Common on neck, armpits, groin, eyelids, under breasts
Severity & Progression
Causes & Risk Factors
- Friction from skin-to-skin or skin-to-clothing contact
- Genetic predisposition
- Insulin resistance and high insulin levels
- Pregnancy (hormonal changes)
- Age-related
- HPV (some studies suggest association)
Treatment & Management
Skin tags don't require treatment medically but can be removed for cosmetic reasons or if irritated. In-office removal methods include snipping with sterile scissors (quick, minimal discomfort), cryotherapy, or electrodesiccation. Ligation (tying off with thread) is also effective. Home removal is not recommended due to infection and scarring risk. Insurance typically doesn't cover cosmetic removal. New tags may form regardless of removal.
- No treatment needed (benign)
- Snipping with sterile scissors (quick, minimal pain)
- Cryotherapy (freezing)
- Electrodesiccation (burning)
- Ligation (tying off to cut blood supply)
Red Flags & Complications
Seek medical attention if you experience any of the following:
- Irritation if caught on clothing or jewelry
- Twisting and bleeding if traumatized
- Cosmetic concern
- Possible indicator of metabolic syndrome if numerous
Self-Care Tips
- Avoid picking or pulling at skin tags
- Prevent irritation from jewelry or tight clothing
- Keep area clean and dry
- Monitor for changes (rare but melanoma can resemble skin tags)
- Do not attempt home removal with scissors or freezing products
When to See a Doctor
If skin tag is painful, bleeding, rapidly growing, changing color, or if you want it removed. Multiple new skin tags may warrant diabetes screening.
Frequently Asked Questions
How do I know if I have a skin tag?
Skin tags usually look like tiny, soft, flesh-colored or slightly darker bumps that hang off the skin by a narrow stalk. They are typically one to five millimeters in size and are completely painless unless they get twisted. You will most likely find them tucked in folds of skin, like your armpits, groin, under the breasts, or around your neck and eyelids.
Why am I suddenly getting skin tags?
Skin tags primarily form from friction when skin constantly rubs against itself or clothing. They become much more common as we age. However, a sudden increase in multiple skin tags might be linked to hormonal changes during pregnancy, or metabolic changes in the body like insulin resistance and type 2 diabetes. If you notice a rapid breakout of many new tags, it is a good idea to speak with your doctor about a routine diabetes screening.
Can I just cut off a skin tag at home?
It is strongly recommended that you never try cutting, tying off, or freezing skin tags at home. Doing this yourself with unsterilized scissors or over-the-counter kits carries a high risk of causing painful infections, significant bleeding, and permanent scarring. Instead, a healthcare professional can quickly and safely remove them in a sterile clinic setting using medical scissors, freezing treatments, or mild heat.
When should I see a doctor about a skin tag?
Because skin tags are completely harmless, you only need to see a doctor if the growth becomes painful, bleeds regularly, or frequently catches on clothing or jewelry. However, you should also seek medical advice if the bump changes color, grows rapidly, or does not clearly look like a typical skin tag. Very rarely, skin cancers can mimic the appearance of a benign tag.
Is it a skin tag or a wart?
While both are raised bumps, they look and feel quite different. Skin tags are soft, hang from a tiny stalk, and are usually smooth. Warts tend to be rough, hard, and sit closer to the skin surface without hanging off. Warts are caused by a contagious viral infection and can spread, whereas skin tags are harmless reactions to friction and cannot be passed to another person.
Is there any way to prevent skin tags from forming?
Because skin tags are strongly linked to genetics, aging, and friction, it is impossible to prevent them entirely. However, you can reduce your likelihood of developing new ones by keeping your skin dry and minimizing rubbing. This means wearing looser clothing and avoiding tight jewelry. Maintaining a healthy weight and managing your blood sugar levels can also reduce the metabolic risk factors associated with their growth.
Will skin tags grow back after they are removed?
When a doctor removes a specific skin tag, that exact one is gone permanently. However, removing existing tags does not stop your body from creating new ones. If you are prone to developing them due to family history, underlying health conditions, or friction in certain areas, you will likely see new tags appear in the same general places over time.
How can ScanSkinAI help me check my skin tags?
ScanSkinAI is a helpful screening aid that allows you to easily track and analyze a photograph of your skin growth. It can provide context about whether the appearance aligns with benign features like a typical skin tag. However, the AI never provides a medical diagnosis. You should always consult a qualified healthcare professional to confirm what a growth is and to perform any safe removal procedures.
Medical References
Information on this page is sourced from and verified against reputable medical resources:
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Medical Disclaimer: This information is for educational purposes only and is not intended as medical advice. The content on this page should not be used to diagnose or treat any health problem. Always consult with a qualified healthcare professional for proper medical evaluation, diagnosis, and treatment of your condition.