Halle Berry somehow manages to make 51 look like 31. But how? We’ve got answers in this week’s episode of “Off Season.” We did some digging — on Instagram, of course — and found out how the movie star maintains her flawless figure. Over the past few months, the actress has been dedicating at least one Instagram post a week to sharing her workout and diet secrets with fans. She calls it #FitnessFriday.