Health issues (physical, mental, and social well-being) affecting any community, instead of health issues of individuals, are addressed under the broad category "Public Health." As per WHO, public health refers to all organized measures (whether public or private) to prevent disease, promote health, and prolong life among the population as a whole. Public health issues are political, widely discussed and debated since they address health needs of a population. Public health issues could be global (global warming), country specific (Euthanasia), state specific (gay marriages in USA), or at...