--- title: "Cellular Clean-Up: What is Oxidative Stress?" description: Oxidative Stress, an on-demand Master Class presented by Dr. Melissa Sundermann image: https://info.summusglobal.com/hubfs/Master%20Class%20Featured%20Image_300x200%20(97).png --- [Skip to content](https://info.summusglobal.com/summus-member-resources/cellular-clean-up-what-is-oxidative-stress#main-content) [![Summus](https://info.summusglobal.com/hs-fs/hubfs/Summus_logos/summus2023_horizontal_rgb_600_72.png?width=200&height=37&name=summus2023_horizontal_rgb_600_72.png "Summus")](https://www.summusglobal.com/) [Log In](https://app.summusglobal.com/Login) April 30, 2026 # Cellular Clean-Up: What is Oxidative Stress? ![Picture of Summus](https://info.summusglobal.com/hs-fs/hubfs/summus2023_logomark_600.png?width=50&name=summus2023_logomark_600.png) [Summus](https://info.summusglobal.com/summus-member-resources/author/summus) [Share this page on Facebook](mailto:?body=https://info.summusglobal.com/summus-member-resources/cellular-clean-up-what-is-oxidative-stress) On-demand Master Class presented by Dr. Melissa Sundermann *About the Presenter* ![melissa\_sunderman](https://info.summusglobal.com/hs-fs/hubfs/email_headshots/melissa_sunderman.jpg?width=100&height=100&name=melissa_sunderman.jpg)Melissa Sundermann, DO Medical Director of Lifestyle Medicine, *Corewell Health* > **Questions?**   1-917-565-8540  |  [partners@summusglobal.com](mailto:partners@summusglobal.com)  |  [http://www.summusglobal.com/dashboard](http://www.summusglobal.com/dashboard)   [Lifestyle Medicine](https://info.summusglobal.com/summus-member-resources/tag/lifestyle-medicine), [Mental Health](https://info.summusglobal.com/summus-member-resources/tag/mental-health), [Chronic Disease](https://info.summusglobal.com/summus-member-resources/tag/chronic-disease), [Wellbeing](https://info.summusglobal.com/summus-member-resources/tag/wellbeing), [Master Class](https://info.summusglobal.com/summus-member-resources/tag/master-class), [Longevity Medicine](https://info.summusglobal.com/summus-member-resources/tag/longevity-medicine) ## 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