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Dr Karan Rajan is a medical doctor and one of the biggest health & science creators on social media. Since 2020 he has amassed over 11 million followers across Tiktok, YouTube, Instagram & Facebook with his refreshingly frank medical myth-busting and health advice videos which combine education, entertainment and generous servings of dark humour.

Dr Rajan has been featured on BBC Morning Live, Good Morning Britain, BBC News, Sky News and national radio, with coverage in the Guardian, Independent, Washington Post, New York Post, Metro, Sun, LADBible and the Daily Mail as well as several other international online news outlets . A former weekly health columnist for Mail+, Dr Rajan was also a co-presenter on BBC Two's six-part series Your Body Uncovered. Over the past few years as well as being a regular advocate of health promotion on behalf of the NHS & the U.K. government he has also worked closely with the UN, the WHO & the British Red Cross in an ambassadorial capacity.

He brings his passion for education, health & science to life in speaking engagements and has delivered keynote speeches and talks at the World Economic Forum, Oxford University, Imperial College London, Birmingham University, Uber, Peloton, Tiktok and General Electric.