Let's get one thing straight: It's a privilege to have wrinkles. But if you want your skin to look as youthful as you feel, modern medicine has a few tricks up its sleeve, and injectables like Botox are chief among them. Ophthalmologist Jean Carruthers sits down with Michelle and Jenny to tell the truly unbelievable tale of how she "accidentally" discovered that botulinum toxin could smooth brows and erase frown lines. And dermatologist Melissa Levin shares the scoop on the most effective topical ingredients to treat every kind of wrinkle, even those pesky ones between your brows and along your neck.

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This episode of Allure: The Science of Beauty is presented by Olay.