light for skin

Asked December 6, 2016, 12:08 AM EST

I realize that i am in the wrong forum for this question. But I need to ask to ask a question.
What kind of ,or is there a light, can be used for detecting small abnormalities under the skin.
If you place a light under your fingers you can your fingers changing red.If you place a light next to your bicep muscle no penetration. Any help or suggestions??

Outside United States human health

1 Response

We do not provide medical answers. You will need to consult a health care provider.