Laser treatment for clogged acne doesn't cause scarring if done properly by a specialist, though temporary redness or brown spots may appear and fade over time.

PVL treatment may cause mild redness, peeling, or sensitivity, but side effects are usually temporary.

PVL treatment uses light-activated therapy to target abnormal skin cells with minimal side effects.

Narrowband UVB is a light therapy for psoriasis that uses a safer, targeted UVB wavelength to treat affected skin.