Serotonin Centers Opens Naperville Location at Block 59, Marking Brand’s Entry into the Chicago MarketNAPERVILLE, Ill., Feb. 12, 2026 (GLOBE NEWSWIRE) -- Serotonin Centers, a national leader in science-backed longevity, hormone optimization, and medical aesthetics, announced the opening of its newest location in Naperville, Illinois. Officially opening January 22, 2026, the Naperville center represents the brand’s first Illinois location and marks a major milestone in its continued national expansion.