premise: Anxiety has been linked with physical symptoms.
hypothesis: Anxiety . Furthermore , anxiety has been linked with physical symptoms such as IBS and can heighten other mental health illnesses such as OCD and panic disorder . Anxiety disorder . These feelings may cause physical symptoms , such as a fast heart rate and shakiness . Medically unexplained physical symptoms . Consequently , on the current evidence , we can not infer that anxiety or depression are causes of medically unexplained physical symptoms .