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Hypetrophy, glycogen

How in general does hypetrophy work? How does glycogen affect it? Does working out fasted affect hypertrophy? If you eat 30min before workout (protein+carbs - eggs+oat flakes), will it help to improve your hypertrophy? What causes hypertrophy? If you have no glycogen stored in your muscles or it's depleted, does it mean a resistance training won't cause hypertrophy ?

Pupil dilation

Do I understand this correctly? when the nervous system is in a stress response state (sympathetic state) it induces pupil dilation whereas in a calm, parasympathetic state the pupils constrict. Is it that pupil dilation improves peripheral vision and constriction create tunnel vision and therefore focus? If I have that understanding correct then I’m confused why we’d then use improving peripheral vision ‘exercises’ to help calm or de-stress and another confusion is why the awareness and focus we get from the tunnel vision of dilation is associated with the parasympathetic state rather than the alert sympathetic state. I’m sure it’s a simple explanation but my instinct is that good peripheral vision, ie. dilated pupils, would be for rest/calm state (to keep easy watch over large area) and constricted pupils would indicate, tunnel vision focus and stress state (to concentrate on the threat)

Neuroscience protocols and parenting

Hello, I was wondering if you could touch on the primary protocols (e.g. sleep schedules, fasting, and exercise) you regularly cover and how/if they should be used by adolescents? Also, I have considered discussing the neurochemical functions I have learned on HL with my adolescent children, but I wonder if this would remove some of the magic that is "life". Personally, love understanding the mechanisms behind certain drives and behaviors and feel it would've been amazing to know in my teen years. What is your opinion on teaching adolescents and children about topics such as dopamine and it's functions? Last question: Are there any plans on covering using neuroscience findings in parenting? I recently read the book "What Do You Say?" By William Stixrud, PhD and Ned Johnson. They mention neuroscience in conjunction with parenting and ever since then I keep hoping you will cover the subject.

Central sensitization Re chronic pain

I understand from the neurologist that this is a pain signal that continues after an injury when the nervous system is in a heightened state. Injury heals but the pain signals continues. Any solutions? Psychedelics, Neuroplasticity?

Photobiomodulation: red light, green light, blue light therapies

What is the biphasic nature of light therapies? Clearly more isn't better. What are the optimal dosages for different parts of the body?