What should you know about color light therapy for skin?

In a dermatology setting, the phrase may describe narrowband UVB phototherapy rather than a cosmetic coloured lamp. The light is delivered to affected skin with a planned dose that is adjusted to your response. It can be considered for conditions such as atopic dermatitis, psoriasis, and some forms of hand or foot eczema. Treatment does not remove every cause of a flare; it aims to reduce the skin inflammation that drives redness, itch, and scaling.

A clinician may treat the whole body, selected areas, or hands and feet. Eye protection and exposure limits matter because ultraviolet light can irritate or burn skin when used incorrectly.

Tell the clinic about medicines, creams, supplements, past light reactions, and any history of unusual sensitivity to sunlight. Follow the planned visit schedule and do not add tanning or extra home light exposure. Keep using prescribed moisturiser as directed, and report a new burn, marked tenderness, blistering, or a flare that does not settle between sessions.

Ask whether a cabin or a smaller hand-and-foot device is appropriate for the areas involved. A dermatologist can explain whether narrowband UVB, PUVA therapy, or another approach fits your diagnosis and skin type.

Contact the treating clinic promptly for painful redness, blistering, swelling, eye discomfort, or a rapidly worsening rash after exposure. Seek urgent care for facial swelling, breathing difficulty, faintness, or widespread blistering. A changing or bleeding spot should also be assessed rather than assumed to be a treatment reaction.

What diagnosis is the light intended to treat, which areas will be exposed, and what reaction should make me pause treatment? How will you protect my eyes and adjust the dose? Could my medicines or skincare products increase sensitivity?