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Adderall, Stimulants & Modafinil for ADHD: Short- & Long-Term Effects
Huberman Lab
The Effects of Dopamine on Attention
Dopamine and norepinephrine which are differentially increased by these different drugs that we've been talking about also differentially impact the various aspects of executive function of the prefrontal cortex. Increasing dopamine at particular synapses and networks in the brain can serve as what's called noise reduction it can help further enhance the quieting of all that background stuff. This includes things like thoughts but also includes for instance how empty or full our gut feels whether or not we're comfortable in our chair. These sorts of things are central to our ability to attend and focus and so dopamine while it does many different things in the brain is a really important part of attention.
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