Andrew Huberman· PhD
And indeed people who have frontotemporal dementia due to aging or head injuries, see this a lot and people play sports get a lot frontal damage. They become more impulsive. So, bulimics have an issue with impulsivity, and therefore drugs that can increase serotonin. And sometimes these drugs that increase dopamine and adrenaline also called epinephrin, will increase the tone as we call it the dopaminergic tone or the, it's called adrenergic, but norepinephrine levels in the brain allow for more top-down control.