WESTWOOD, LOS ANGELES (KABC) -- New UCLA research underscores the importance of hormone replacement therapy (HRT) when it comes to women's brains as they age.

Last month, the Food and Drug Administration lifted the black box warning on HRT signaling to women that the treatment offers more benefits than risks.

What kind of changes occur in the female brain during menopause?

Lauren Frick owns a boutique in Studio City. Brain fog impaired her ability to function.

"Feeling the effects of not being able to find words, remember where my keys were and that kind of stuff. In my company I wear lots of different hats, so it can be really challenging to stay on top of tasks and focus," she said.

UCLA neurologist Dr. Rhonda Voskuhl studies the cognitive issues of menopause.

"It undermines their

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