Luke Grimes highlights fitness and mental health as he approaches 40

Luke Grimes, the actor from "Yellowstone," shared that staying fit is important for his mental health, not just his appearance. At 40, he feels the need to maintain a workout routine, especially while traveling for work. Grimes finds it challenging to eat healthily on the road. He emphasizes the importance of establishing a routine quickly in new cities, including finding gyms and comfortable places to eat. In addition to exercise, Grimes credits self-help books and therapy for maintaining a positive mindset. He also commented on his former co-star Kevin Costner, noting he hasn't reached out since Costner's departure from the show.