Flickering lights in vision, Headache and Sudden flash of lights. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms flickering lights in vision, headache and sudden flash of lights including Migraine headache (adult), Tension headache, and Ocular migraine.
1 There are areas of commonality, or consensus, within American public opinion, including consensus on the legitimacy of the government, equality of opportunity, liberty, and democracy.
The other side of the coinâgovernment efforts to influence public opinionâhas also been dealt with extensively. Tools most frequently used by governments for this purpose include publicity, propaganda, censorship, and a number of techniques of news management (Childs 1965, pp.