Skin tags pose no real danger. They will not develop into a cancerous growth. However sometimes they may be irritating especially if they are found around the collar. You may even decide to remove a skin tag for cosmetic reasons.
When one considers warts, particular attention needs to be taken in the case of genital warts, since these may be transmitted to others. Moreover sometimes genital warts may develop into a cancerous growth. Therefore if you have genital warts you should consult your physician right away.
Moles may develop into a cancerous growth. It is therefore important to take appropriate care of any changes that can occur to any mole. If you have many moles on you body it is not a bad idea to have regular checks.
Take particular attention after summer because the sun rays may make a mole develop into melanoma or cancer of the skin.
Consider any changes that you notice to any of your moles. Specifically you must consult your physician if a mole changes it's:
You must also consult your physician if your mole starts to itch or the nearby skin starts to irritate you or starts to discolor.
Moreover certain moles have more probability of developing in a cancer than others. Asymmetric moles are at a more elevated risk to develop into a cancer. The same also applies to irregular moles. Further more moles with a variation of tones have also an increased risk of developing into a cancerous growth.