15 Celebrities Whose Aging Seems to Have Stopped in Time

Researchers were able to reverse aging in human skin cells by 30 years, claims a study. But while science was doing its job, a few stars seem to have already found their own secret to youth. From icons in the music industry to Hollywood idols, we gathered a few famous people who look as young as they were a decade or more ago.

1. Penelope Cruz

2. Jared Leto

3. Reese Witherspoon

4. Pharrell Williams

5. Sandra Bullock

6. Naomi Campbell

7. Gwen Stefani

8. Mario Lopez

9. Jennifer Garner

10. Sofia Vergara

11. Dolly Parton

12. Priyanka Chopra

13. Gabrielle Union

14. Paul Rudd

15. Lucy Liu

These are pretty impressive. Which one made your jaw drop instantly?