LED light therapy is a popular non-invasive skin treatment for acne, sun damage, wounds, and other skin problems.
People can choose to have LED light therapy at a dermatologist’s office or to use a device at home. The treatment uses varying wavelengths of light to trigger the skin’s natural healing processes to repair skin. Several treatments are necessary to see results. In this article, we explore how LED light therapy works and who might be a good candidate. We also cover the possible side effects.
What is it?
LED stands for light-emitting diode. These lights have been in use since the 1960s, but people have only recently begun to use them as a skin treatment.
NASA originally developed Trusted Source LED lights for plant growth experiments in space.
Different wavelengths of light in LED lights, including blue and red, penetrate the skin at different depths. This penetration may trigger biological processes that help the skin rejuvenate and heal.
Blue light
Experts believe that blue LED light reduces activity in the sebaceous glands, which are small oil-producing glands in the skin. This reduction in activity causes the glands to produce less oil, possibly improving acne symptoms.
Red light
Red LED light may improve scarring and signs of aging, such as wrinkles. It may do this Trusted Source by acting on fibroblasts, which are skin cells that are responsible for collagen production.
LED light therapy can help treat a variety of skin problems, including:
- acne
- dermatitis
- dull skin
- eczema
- psoriasis
- rosacea
- scarring
- signs of aging, including wrinkles and age spots
- sun damage
- wound healing
- other inflammatory skin conditions
One of the main benefits of LED light therapy is its safety record. According to research trusted Sources, LED light therapy has an excellent safety profile.
Read more about LED light therapy for skin
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