Nervous system
The brain, spinal cord, and nerves that sense, integrate, and command the body — the fast electrical/chemical signaling counterpart to the endocrine system.
Organs
Related systems
Hormones
- Adrenaline (Epinephrine)· Adrenal medulla
- Cortisol· Adrenal cortex
- Ghrelin· Stomach
- Leptin· Adipose tissue
- Melatonin· Pineal gland
- Myokines· Skeletal muscle
- Oxytocin· Posterior pituitary
- Progesterone· Ovaries (corpus luteum)
- Testosterone· Testes / ovaries / adrenal
- Thyroxine (T4)· Thyroid
Substances
Behaviors
Functions & conditions
- Appetite Regulation
- Arousal
- Autonomic Control
- Balance
- Breathing Regulation
- Circadian Rhythm Regulation
- Coordination
- Hearing
- Heart Rate Regulation
- Homeostasis
- Menopause
- Motor Control
- Pain Perception
- Perimenopause
- Reflex Coordination
- Sensory Processing
- Sleep Regulation
- Smell
- Stress Response
- Taste
- Temperature Regulation
- Thirst Regulation
- Touch
- Vision
- Voluntary Movement
- Wakefulness
Books (104)
A Brief Tour of Human Consciousness
A Primate's Memoir
A User's Guide to the Brain
Adventures in Human Being: A Grand Tour from the Cranium to the Calcaneum
Affect Dysregulation and Disorders of the Self
Affect Regulation and the Origin of the Self
Affective Neuroscience
An Introduction to Brain and Behavior
An Unquiet Mind
Are We Smart Enough to Know How Smart Animals Are?
Attention in a Social World
Awakenings
Aware
Behave: The Biology of Humans at Our Best and Worst
Being Mortal: Medicine and What Matters in the End
Brain Rules
Brain Rules for Baby
Brains: How They Seem to Work
Brainstorm
Change Your Brain, Change Your Body
Change Your Brain, Change Your Life
Podcasts
- Huberman Lab
Stanford neuroscientist Andrew Huberman on physiology, stress, sleep, and self-regulation.

Research (113)
- Polyvagal Theory: Current Status, Clinical Applications, and Future Directions Stephen (2025) Full text ↗ PubMed ↗
- Supervised structure learning Karl (2024) Full text ↗ PubMed ↗
- The Role of the Autonomic Nervous System in Vasovagal Syncope Arcinas et al. (2024) Full text ↗ PubMed ↗
- Effects of MDMA-assisted therapy for PTSD on self-experience Bessel (2024) Full text ↗ PubMed ↗
- Federated inference and belief sharing Karl (2024) Full text ↗ PubMed ↗
- Social jet lag and morning blood pressure surge-central nervous system matters? Nagai et al. (2023) Full text ↗ PubMed ↗
- The vagal paradox: A polyvagal solution Stephen (2023) Full text ↗ PubMed ↗
- The Evolution and Future Development of Attention Networks Michael (2023) Full text ↗ PubMed ↗
- Editorial: Feline tumors of nervous system Mandara et al. (2023) Full text ↗ PubMed ↗
- In vitro neurons learn and exhibit sentience when embodied in a simulated game-world Karl (2022) Full text ↗ PubMed ↗
- A new science of emotion: implications for functional neurological disorder Lisa (2022) Full text ↗ PubMed ↗
- Polyvagal Theory: A Science of Safety Stephen (2022) Full text ↗ PubMed ↗
- The Origins and Psychology of Human Cooperation Joseph (2021) Full text ↗ PubMed ↗
- A New Way Forward: How Brain SPECT Imaging Can Improve Outcomes and Transform Mental Health Care Into Brain Health Care Daniel (2021) Full text ↗ PubMed ↗
- SPECT Functional Neuroimaging Distinguishes Adult Attention Deficit Hyperactivity Disorder From Healthy Controls in Big Data Imaging Cohorts Daniel (2021) Full text ↗ PubMed ↗
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