If you're basing this question on the common urban legend that we only use 10% of our brain, then the answer is no. Both geniuses and normal humans use 100% of their brains. You can't remove 90% of a brain's mass and have a person still work the same way. There is no dead space. Brains are expensive, evolution wouldn't allow such an expensive thing to exist if it could get the same out of something a tenth the cost.
Other causes of palpitations include: 1  Anemia. 2  Exercise. 3  Fever. 4  Hypoglycemia (low blood sugar). 5  Perimenopause. 6  Trauma.
These types of palpitations often trigger panic attacks. Panic attacks themselves can also cause palpitations. During a panic attack, two things occur that lead to rapid heartbeat: First, the sympathetic nervous system is on high alert, which may lead to a rapid increase in heart rate.