Why does ADHD medication feel less effective during certain times of the month, and how do hormones change brain chemistry?

Why does ADHD medication suddenly feel like a sugar pill for some people at specific times of the month? - 3,000 genes: The biological reality of sex differences in the brain’s cortex. - The estrogen-dopamine link and its impact on executive function. - Why perimenopause often triggers a late-stage ADHD diagnosis. - Cycle dosing and biological scaffolding for neurodivergent women. Your fluctuating hormones might be the hidden variable in how your brain processes the world.