A combination of individual and social actions designed to gain political commitment, policy support, social acceptance and systems support for a particular health goal or programme. Such action may be taken by and/or on behalf of individuals and groups to create living conditions which are conducive to health and the achievement of healthy lifestyles. Advocacy is one of the three major strategies for health promotion and can take many forms including the use of the mass media and multimedia, direct political lobbying, and community mobilization through, for example, coalitions of interest around defined issues.