Jennie Garth is shrinking before our eyes.

The former "Beverly Hills, 90210" star recently split from her husband of 10 years, Peter Facinelli, and her subsequent weight loss is very noticeable.

The still-gorgeous girl just caught up with "Extra," where she shared her outlook on her tough life changes.

”I have a new life, I'm taking better care of myself, I'm not sad anymore,” she shared.

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Watch the full video above to see the 40-year-old share her new workout secrets, plus address her reunion with "90210" costars Jason Priestley and Luke Perry for Old Navy!

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