An article explaining the complexity of the human brain and why G7 countries should prioritize brain health as a policy matter, given the brain's critical role in human function and the gaps in medical understanding of neurological conditions.

The Conversation

Housed within a bony skull, the human brain remains, in large part, a mystery to all of us in the medical community. 
Structurally complex with a challenging anatomy, the brain is believed to comprise more than 3,000 different types of cells, whereas most tissues have no more than a dozen. It is dynamic, reacting to the environment and changing over time. It is also difficult to access, and rarely biopsied. 
And yet the brain is the essence of who and what we are. The brain allows us to think, c