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.
1 Like most cancers, skin cancer is more common with increasing age, but malignant melanoma rates are disproportionately high in younger people. 2  More than one-third of all cases of malignant melanoma occur in people aged under 55. Nearly all (97%) people diagnosed with malignant melanoma skin cancer in England and Wales survive their disease for one year or more (2010-11). 2  Malignant melanoma skin cancer survival is higher in women than men. 3  Malignant melanoma skin cancer survival is highest for people diagnosed aged under 40 years old.