Jennifer Lopez is opening up about her fitness journey, revealing that she likes to challenge herself and change things around when it comes to her workout routine. The 53-year-old actress is known for always being active, rehearsing her incredible choreographies and keeping a healthy lifestyle amid her busy schedule.During a recent interview with Us Weekly, the actress and performer talked about her recent collaboration with BODYARMOR, explaining how she manages to incorporate fitness into her life.“It’s no secret that fitness is a very important part of my life,”she said.