Clinical research allows for the growth of the research being done. Essentially, it includes humans as subjects to determine the effectiveness of the product. One major aspect that needs to be considered is the risk factor. If something goes on with the research, someone’s, or multiple people’s, life is on the line. It could result in further damage to the person being tested on. A beneficial side to clinical research being done on humans, the researchers can make note as to how much of the product can be used when it is on the market. This will allow for accuracy in the usage of the product, and can prevent future users from being in harm. Although animals may be seen as an alternative, they will not provide the results needed for humans.