Head Strong audiobook cover - The Bulletproof Plan to Boost Brainpower, Increase Focus, and Maximize Performance – in Just Two Weeks

Head Strong

The Bulletproof Plan to Boost Brainpower, Increase Focus, and Maximize Performance – in Just Two Weeks

Dave Asprey

4.3 / 5(180 ratings)

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Head Strong
Mitochondria & Energy+
Neural Health & Neurogenesis+
Tackling Inflammation+
Foods to Add (Brain Fuel)+
Foods to Ditch (Brain Drainers)+
Light & Sleep Optimization+

Quiz — Test Your Understanding

Question 1 of 7
What cellular structure is primarily responsible for providing the brain with the massive amounts of energy it needs to function optimally?
  • A. Eicosanoids
  • B. Mitochondria
  • C. Myelin membranes
  • D. Neurotransmitters
Question 2 of 7
According to the text, why is consuming saturated fats like grass-fed butter beneficial for cognitive performance?
  • A. They increase the brain's production of dopamine and GABA.
  • B. They provide the raw materials needed to create robust myelin membranes around neurons.
  • C. They block the absorption of harmful artificial blue light in the brain.
  • D. They are the primary source of polyphenols needed to fight free radicals.
Question 3 of 7
How do Omega-3 and Omega-6 fatty acids differ in their effect on the body's inflammation levels?
  • A. Omega-3s produce pro-inflammatory molecules, while Omega-6s are anti-inflammatory.
  • B. Both are anti-inflammatory, but Omega-6s are more easily absorbed by the brain.
  • C. Omega-6s produce pro-inflammatory molecules, while Omega-3s are anti-inflammatory.
  • D. Neither affects inflammation directly; they only serve to build myelin membranes.
Question 4 of 7
Which of the following lifestyle and dietary choices does the author recommend to boost neurogenesis (the formation of new neurons)?
  • A. Increasing intake of complex carbohydrates and vegetable oils.
  • B. Consuming foods high in polyphenols, exercising, and having sex.
  • C. Drinking more milk to increase calcium levels in the brain.
  • D. Exposing the skin to artificial ultraviolet light.
Question 5 of 7
Why does the author recommend avoiding milk, even for those who are not lactose intolerant?
  • A. Milk protein causes inflammation and prevents the body from utilizing polyphenols.
  • B. Milk contains high levels of trans fats that severely damage mitochondria.
  • C. The sugars in milk drastically spike insulin levels and permanently halt neurogenesis.
  • D. Milk lacks the essential amino acids necessary to build vital neurotransmitters.
Question 6 of 7
To support the production of important neurotransmitters like dopamine and GABA, the text suggests eating foods rich in specific amino acids. Which foods are recommended for this?
  • A. Grape-seed extract and blueberries
  • B. Grass-fed butter and margarine
  • C. Beef, turkey, almonds, and salmon
  • D. Wild-caught seafood and vegetable oils
Question 7 of 7
How does exposure to artificial blue light, such as the light emitted from LED screens, negatively impact brain function?
  • A. It lowers the body's natural production of Omega-3 fatty acids.
  • B. It forces mitochondria to overwork, leading to the production of harmful free radicals.
  • C. It restricts blood flow to the prefrontal cortex during sleep.
  • D. It breaks down the myelin sheaths surrounding the brain's neural networks.

Head Strong — Full Chapter Overview

Head Strong Summary & Overview

What’s it about?

Head Strong (2017) is a cutting-edge guide to strengthening and fine-tuning your cognitive powers. From what toxic foods to avoid to the importance of healthy lighting, it leaves no stone unturned in its advice on reaching optimal mental performance.

Who Should Listen to Head Strong?

Who’s it for?

  • High-flying businesspeople looking for an edge in the boardroom
  • Health nuts interested in optimizing their brainpower
  • Anyone who struggles with brain fog, procrastination, and lethargy

About the Author: Dave Asprey

About the author

Dave Asprey is a Silicon Valley investor, writer, and podcast host. A biohacking pioneer, he’s the creator of Bulletproof Coffee and the author of The Bulletproof Diet and Super Human.

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