New Jersey health officials have issued a series of urgent warnings regarding potential measles exposure at a recent Shakira concert held at MetLife Stadium. It has been confirmed that a person with measles attended the fully booked event, raising concerns about a possible outbreak. As a result, the health department is advising approximately 55,000 concertgoers to monitor for symptoms and take necessary precautions, given that measles is highly contagious. Officials stress the importance of awareness and preventative measures for those who may have been in attendance.