Find a theory, and then google the theory so you can find parameters that define way of studying it. Go the the LRC (online) and see what articles you can find to support your theory and then develop a hypothesis. The theory is about Eating sugar is worse than smoking Marjuana
I need 5 sources that answer these questions:
1) What is your theory (observation)
2) What has been done to research that theory?
3) What has been found out about your theory?
4) What conclusions were found about your theory?
5) What is your hypothesis? What variables are you going to use?