Mary-Kate and Ashley Olsen are creating a show about health and nutrition for young children, according to media reports in the US.

Ashley and her twin sister Mary-Kate - who was underwent rehab for anorexia in 2004 - have met with US TV executives about the new program aimed at four-to-five-year-olds called Sportee Kids.

A source tells American publication Us Weekly: "It will focus on fitness and healthy eating."

The duo have reportedly received a mixed reactions about their new concept.

The source adds: "Some execs are weirded out to do a show about food and nutrition with the Olsens."

A representative for the pair has hit back saying: "There's no truth to people being scared to work with them. They're healthy and fine."