3 posts tagged with "neurobiology"
**Dopamine supplements promise to restore motivation and focus during recovery, but most claims lack solid evidence.** While cold water exposure can boost dopamine by 250% for hours, amino acid precursors and herbal extracts show mixed results. Here's what the research actually says about supporting your brain's reward system.
Delayed sleep phase disorder affects up to 73% of adults with ADHD, making it nearly impossible to fall asleep before 2 AM. This isn't laziness—it's a neurobiological mismatch between your internal clock and society's schedule.
**Low cortisol—a state of adrenal insufficiency or dysregulation—can amplify ADHD symptoms by depleting energy reserves, impairing focus, and disrupting the brain's stress-response systems.** While ADHD is primarily a dopamine-related executive function disorder, cortisol plays a critical supporting role in maintaining alertness, regulating inflammation, and modulating the body's response to daily demands. When cortisol levels drop too low, adults with ADHD often experience worsening brain fog, fatigue, and difficulty initiating tasks—creating a compounding effect that standard ADHD treatments may not fully address.