The only way to slim the thighs is to reduce fat in your entire body, … Cycling is a low-impact cardiovascular activity that really works your thighs.
Everyone knows that if you are a student, you will be doing a lot of sitting. It makes perfect sense to balance your schedule with exercise. You can get a great workout from learning to mountain climb in a gym. Plus, once you get out in the mountains, you will also have the benefit of the fresh air. Often mountain climbing also involves hiking to your destination, which is a great cardiovascular activity.
This video discusses sympathetic control of heart rate via the cardiac nerves, and parasympathetic control of the heart rate via the vagus nerve.