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.
The following conditions can also sometimes cause heart palpitations: 1  an overactive thyroid (hyperthyroidism) â where the thyroid gland produces too much of the thyroid hormones. 2  a low blood sugar level (hypoglycaemia) â this is most commonly associated with diabetes. 3  anaemia â a reduced number of red blood cells.