Multiple studies show evidence that the U.K. strain is not only more contagious but deadlier than the original COVID-19 virus, as health experts caution that the best defense is to get vaccinated. LEARN MORE: COVID-19 cases, hospitalizations continue massive drop since January peak: https://abcn.ws/3rWSAyV 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 #GMA #COVID19 #COVIDVaccine #UKVariant