However, it's important to note that brain weight can vary significantly based on several factors, including:

* Age: Brain weight peaks in young adulthood and gradually declines with age.

* Gender: Men typically have slightly larger brains than women.

* Body size: Larger individuals tend to have larger brains.

* Health: Certain conditions can affect brain size and weight.

It's also worth mentioning that brain weight is not a reliable indicator of intelligence.