“…If the media persevere with their information on a subject, they can keep the gaps constant or even narrow them. Positive lifestyle changes among TV viewers have also been reported in several studies (FpmneM & Sagaard, 1990;Korhonen et al, 1992;Pierce, Macaskill, & Hill, 1990;Puska et al, 1987). Others are more skeptical about the media's effect on behavior changes in connection with health information campaigns (Gantz, Fitzmaurice, & Yoo, 1990;Garland, 1984;Kristiansen & Harding, 1984;"Research Unit," 1989).…”