Here is something that I know that might leave people shocked when they find out:
The human brain is constantly creating new neurons.
This process, called neurogenesis, was once thought to only occur during early childhood. However, research in recent years has shown that neurogenesis continues throughout adulthood, and even into old age.
New neurons are created in the hippocampus, a region of the brain that is involved in memory and learning. These new neurons can help to improve our ability to learn new things, remember information, and make decisions.
Neurogenesis is also thought to play a role in protecting the brain from damage. For example, studies have shown that people with higher levels of neurogenesis are less likely to develop Alzheimer's disease and other forms of dementia.
The fact that the human brain is constantly creating new neurons is a remarkable example of the brain's plasticity, or ability to change and adapt. It also suggests that there is always potential for learning and growth, even in later adulthood.
I think this fact is shocking because it challenges our traditional understanding of the brain as a fixed organ. It also gives us hope that we can improve our cognitive abilities and protect our brains from damage by stimulating neurogenesis.