United Kingdom, Oct. 16 -- Jennifer Aniston is "much gentler" on her body nowadays.

The 56-year-old actress feels she now understands her body better than ever, and Jennifer has become "smarter" with her workout routines.

The Hollywood star told People: "You have to really honour where your body is, which I've gotten so much better at as I've gotten older."

Jennifer observed that "strength training has made the biggest difference" to how she looks and feels about her body.

The actress reflected: "As I've become more educated about the body over the years, I've been able to become stronger than I'd ever thought."

Jennifer's trainer, Dani Coleman, has taught her some important workout lessons, too.

The movie star said: "I used to thin...