CanFitPro Personal Training Specialist Practice Test

Systemic pain generally refers to pain that is felt throughout the whole body rather than being localized in one area. This type of pain can be caused by a variety of factors such as inflammation, nerve damage, or changes in how the brain processes pain signals. Of the given choices, option B is the most accurate as it includes a range of potential causes that can result in systemic pain. While option A may contribute to systemic pain, it does not encompass all possible causes. Option C may lead to psychological pain or discomfort, but not necessarily systemic pain. Option D, allergic reactions, may cause localized pain or discomfort but not necessarily systemic pain. Therefore, option B is the most correct answer as it includes a broader range of potential causes for systemic pain.