100 Words minimum

Discussion Topic:
What is the difference between “community intervention” and “intervention in the community”? How can health advocates thoroughly address each in, for example, public policymaking of one of the following (choose one and discuss or choose a health concern of your own liking):

Youth violence
Asthma in children
Walking track and other public access to exercise/fitness
Heart disease
Lack of availability of health food (in stores, restaurants, etc.)