Of the colors in the visible spectrum, red has the lowest frequency and the longest wavelength. As you move on up the spectrum, wavelengths get shorter. Red has the longes â¦ t spectrum of all visible light. But infrared is even longer and there are many more colors but you can't see them.
1 The average age of patients diagnosed with skin cancer is dropping, from 50 to 40 years old. 2  Approximately 75 percent of damage to your skin from the sun happens by the time you are 20 years old. 3  More than 90 percent of all skin cancer cases are due to overexposure to sunlight.
Skin cancer â the abnormal growth of skin cells â most often develops on skin exposed to the sun. But this common form of cancer can also occur on areas of your skin not ordinarily exposed to sunlight. There are three major types of skin cancer â basal cell carcinoma, squamous cell carcinoma and melanoma.You can reduce your risk of skin cancer by limiting or avoiding exposure to ultraviolet (UV) radiation.Checking your skin for suspicious changes can help detect skin cancer at its earliest stages.here are three major types of skin cancer â basal cell carcinoma, squamous cell carcinoma and melanoma. You can reduce your risk of skin cancer by limiting or avoiding exposure to ultraviolet (UV) radiation. Checking your skin for suspicious changes can help detect skin cancer at its earliest stages.