Sex and the City star Cynthia Nixon appears at the W

Cynthia Nixon, of Sex and the City fame, thought she had acne when she saw all the redness staring back at her in the mirror. But it was a skin condition called rosacea and now she’s become a spokeswoman.

Nixon appeared at the W South Beach Saturday evening to discuss how living in Miami could spell trouble for your skin. Sun is the No. 1 trigger for rosacea — an inflammatory skin condition that affects more than 16 million Americans that is characterized by facial redness, bumps and pimples and eye irritation. The famous redheaded Emmy winner says that rosacea is more common in persons of northern and western European descent with a fair complexion (like hers), but it can affect skin of any color, including Hispanics. Nixon has partnered with the National Rosacea Society to create an online public service announcement (PSA) to raise awareness at