Gwen Stefani has postponed her August 17 concert at Hard Rock Live in Atlantic City due to a recent injury, following medical advice. The singer shared the news on Instagram, assuring fans that the show will be rescheduled and that their current tickets will remain valid for the new date. Stefani has not disclosed specifics about the injury, leading to fan concerns. Despite the setback, she is still scheduled to perform at the iHeartRadio Music Festival in Las Vegas on September 20 and the South Star Music Festival in Huntsville, Alabama on September 28. Fans can seek refunds through Ticketmaster if desired. The announcement follows her recent musical collaboration for the Olympic Games.