'Erika Rischko of Germany is inspiring millions with her viral workouts.  Subscribe to GMA\'s YouTube page:  https://bit.ly/2Zq0dU5   Visit GMA\'s homepage: https://www.goodmorningamerica.com  Follow GMA: TikTok: tiktok.com/@gma Facebook:facebook.com/GoodMorningAmerica Twitter: twitter.com/gma Instagram: instagram.com/goodmorningamerica  Watch full episodes: abc.go.com/shows/good-morning-america hulu.tv/2YnifTH  #GMA #Fitness #Grandma #Germany' 

Tags: viral , fitness , workouts , germany , goals , p_cmsid=2494279 , grandma , erika , Rischko , p_vid=news-75388472

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