If you are obsessed with your performance, you have fewer cognitive resources to allocate to legitimate studying. Physical and psychological stress. Prolonged anxiety can lead to stress . Stress produces biochemical changes which increase cortisol and adrenaline levels in your blood. Over time, this can cause physical damage like ulcers, headaches, high blood pressure, digestive problems, and depression.
Some people are so anxious over grades that they intentionally register for easier courses.
This GPA driven registration strategy defeats the purpose of undergraduate education. By focusing on easy classes, a student using this strategy misses out on topics that they might find inherently interesting and fulfilling. Many people would argue that the answer is no. Grade motivated learning takes advantage of the fact that exams tend to be narrow in their focus and format. Students know this and study accordingly by ignoring material that they suspect won't be tested.