Infrared lamps used in salons primarily affect the skin by:
a.Generating visible blue light that destroys acne bacteria
b.Producing ultraviolet radiation that disinfects the skin surface
c.Releasing ozone that bleaches the skin
d.Emitting invisible radiation that is felt as warmth and increases local circulation
Explanation
Infrared radiation lies just beyond visible red light. Its wavelengths are absorbed as heat, gently warming the skin, dilating surface vessels, and helping product penetration. It is not germicidal.
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