NSAIDs interact with the endocannabinoid system and its endocannabinoids, as COX2 have been shown to utilize endocannabinoids as substrates, and may have a key role in both the therapeutic and adverse effects of NSAIDs, as well as in NSAIDs-induced placebo responses.
Definition: An independent variable is the variable that is changed or controlled in a scientific experiment. Independent variables are the variables that the experimenter changes to test their dependent variable.
Quick Answer. In psychology, having independent groups simply refers to testing a hypothesis with two or more groups that do not overlap each other. For example, one group is often the control group, and the other is the experimental group. These are two independent groups that are not meant to influence each other in any way.