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.
Underlying medical conditions may be the cause of heart palpitations. These include: overactive thyroid; anemia; low blood sugar; low potassium; dehydration; high temperature and fever; loss of blood; shock; low oxygen or carbon dioxide levels in the blood; Hormone changes. Hormonal changes are another possible cause of heart palpitations. Changes in hormone levels may result from: menstrual periods; pregnancy; menopause; Heart conditions. Palpitations can also be caused by heart conditions, including: arrhythmias (abnormal heart rhythms) coronary artery disease or a heart attack; heart valve problems; heart failure