Rob Lowe will never hop on the Ozempic trend. In a new interview, the actor — who has been an advocate of the low-carb Atkins diet for years — explained his thoughts on the new fad that has become a hit with celebrities. “I see people who are taking all the new weight loss drugs and that’s great, and it’s really changed their lives,” he said. “But my concern always is, okay, now what? What’s the plan for the longevity of everything?” “I never ever talk about diets, I talk about lifestyle,” the Parks and Recreation alum, 59, pointed out. “I’m trying to be even more disciplined now as I’m older …