Melasma is a common skin problem that causes brown or gray splotches to appear on the face. Hyperpigmentation is anything that causes overproduction of pigment in the skin, and is often due to injury or sun exposure. Melasma is a very specific form of hyperpigmentation that is more likely to be recurring. It is also linked to hormonal shifts, such as those associated with pregnancy.
The best prevention is sunscreen, but even regular indoor light and heat can exacerbate it. At Bloom, Dr. Sodhi uses a variety of treatment modalities to tackle pregnancy melasma: