Theuriau obtained a DUT in News-Communication from the Technical University (Institut universitaire de technologie, or IUT) Pierre Mendès-France in Grenoble, and later a master's degree in Audiovisual Journalism from the Institute of Communication and Media (ICM) at Échirolles.

Deux, trois jours avec moi is a weekly travel programme in which an invited guest reveals more about him or herself during a trip.

She will stay there for 6 years, until August 29, 2012, the date of her last show (she will present this show barefoot)[1] In March 2007, she launched, with five other journalists (Claire Chazal, Marie Drucker, Laurence Ferrari, Béatrice Schönberg, and Tina Kieffer), the organization “La Rose”, which works with UNICEF to help educate girls.

Mélissa Theuriau has become an internet phenomenon, with fans uploading video compilations[2] receiving millions of hits from admirers.

[5] In 2010, scam websites co-opted a photograph of her to promote health treatments,[6] the ubiquitous "1 weird old tip" belly fat diets,[7] and penny auctions,[8] unauthorized usage of which Theuriau was initially unaware.