Article continues below advertisementMeghan Markle is doubling down on her effort to persuade Prince Harry to finally take drastic action to confront his thinning hair, with sources claiming she is increasingly anxious that his expanding bald spot is turning him into a mirror image of his brother Prince William.Harry, 41, has been candid about his hair loss in recent weeks, most notably when he addressed the subject onstage in Toronto after the couple appeared at the 2025 World Series in Los Angeles.