Sun spots

Solar lentigines: flat, well-defined spots left by years of UV exposure, and how they differ from other marks.

2 articles filed under this topic.

Lasers for Pigmentation: Picosecond, Q-Switched and IPL Explained

Picosecond, Q-switched and IPL devices all aim at pigment, but they work differently and suit different problems. Here is what the research reports, including the risks for melasma.

17 October 2026 5 min read

Melasma

Melasma, Sun Spots or Post-Inflammatory Marks? How They Differ

Three common causes of facial dark patches can look similar in the mirror. Here is how dermatology references tell melasma, solar lentigines and post-inflammatory marks apart.

1 October 2026 5 min read