Moles can become cancerous melanomas so it is important that you check your moles regularly and speak with your physician if there is any indication of danger.
Follow the 4 step, A-B-C-D, guide when assessing your skin cancer detection and if some of those points are true, make certain to take suitable action.
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Asymmetry: It means that if one half of the mole doesn't match the other half.
Border: When the border of the mole is ragged, notched or blurred. Moles with skin cancer may have irregular borders.
Shade: When the mole is a mixture of brown, tan and black as opposed to an even color you should make it looked at by a physician. A mole that appears blue or red can also be cause for concern.
Diameter: When the mole is bigger than a pencil eraser (6 mm). An important indication of melanoma is a change in size.
Assess your body at least every 3 months and if you have a number of moles make certain to keep an eye on any changes. If some of your moles stick out from others or if a mole begins bleeding for no apparent reason you should always consult your physician.
The fantastic news is that there's a lot you can do to protect yourself from skin cancer, or to catch it early enough so that it can be treated effectively, so be sure to check yourself thoroughly and frequently.