Myelin and Nerve Signaling: Why the Insulation Analogy Has Limits
Key Points: Myelin forms a sheath around axons and contributes to communication between neurons. The insulation analogy is useful but
Read MoreKey Points: Myelin forms a sheath around axons and contributes to communication between neurons. The insulation analogy is useful but
Read MoreIn October 2024, a Princeton-led collaboration reported a detailed wiring map of an adult fruit-fly brain. The work represented a major advance in connect
Read MoreDistinguish sensor observations from sleep estimates and ask better questions about device validation, usefulness and limitations.
Read MoreExamine dopamine-detox claims without confusing a practical digital boundary with proof of a biological reset.
Read MoreUnderstand encoding, storage and retrieval, with an original learning exercise and clear limits on what memory practice can show.
Read MoreResearch can reveal biological changes before Alzheimer’s symptoms, but a biomarker timeline is not a personal countdown or a screening promise.
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Original explanatory graphic. Conceptual sleep-timing schematic, not a clinical measurement or treatment guide.
Understand how melatonin fits into the body clock, why sleep pressure is different, and what supplement evidence can and cannot tell us.
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