Olivia Newton-John – Grease, born in 1948
Her battle with breast cancer in the ’90s has shaped the way she lives her life. Also against cutting and slashing her face keep wrinkles at bay, and she relies on a fitness regimen instead. She goes to the gym three or four times a week and plays tennis. But her number one beauty secret is her happy marriage. She reveals that she and her husband are so compatible and they’ve been happily married since 2008. At 70, she not only looks healthy; she feels healthy, too.

