Skin tags look like little tags on the skin. They are very common on the sides of the neck and also on the underarms. Warts are viral infections and need to be treated whereas skin tags are simply benign outgrowths on the skin and can be left alone.The significance of skin tags is that sometimes, it may be a marker on the skin for insulin resistance.
It is considered as cosmetically annoying and as unappealing. Many people however prefer to have them treated for cosmetic reasons.
Radiofrequency energy is used to destroy the excessive skin. This can be done with a numbing gel if the warts are small or a small local anaesthetic injection if the warts are big. The treated areas looks red for a couple of hours and slight swelling can be there for a day. After that a crust forms which falls off in a few days. In most people the treatment does not leave a scar.
A LASER device is used to destroy the excessive skin. This works very similar to radiofrequency.