How are lasers used in the medical field to treat conditions such as skin pigmentation and teeth whitening?

Lasers are used in the medical field to treat skin pigmentation and teeth whitening by targeting specific areas with concentrated light energy. This energy can break down pigmented cells in the skin or teeth, leading to a more even tone or whiter appearance. The precision of lasers allows for targeted treatment with minimal damage to surrounding tissue, making them effective tools for these cosmetic procedures.