The telephone and online advice service is considering paying social media services for targeted advertising, although has concerns about its ethics Someone tweeting about a nasty cold or updating a Facebook status to 'got the flu' might soon be looking at an advert for a specific NHS Direct service. Roger Donald, acting associate director of multi-channel for the organisation, told the Smart Healthcare Live conference that it may opt to pay to direct Facebook and Twitter users to NHS Direct's services, including its health symptom checkers, despite the ethical issues surrounding it...