Cause: These spots can be genetic, a result of aging or hormonal fluctuations or from sun damage. BBL or Laser Solution: BBL and laser treatments offer the best technology for lightening freckles, dark spots, melisma and pigmentation issues on the skin, whether on the face, neck, chest, hands, or elsewhere. The light of the laser and broad based light devices target only the areas of skin that need to be treated, often with no downtime.