What is Half-life? -Mental Model 066

Half-life

The time required for a quantity to reduce to half its initial value.

 

Example: The half-life of caffeine is approximately 6 hours. So if you have a morning coffee at 9 am, half of the caffeine you ingested will have been metabolised by 3 pm.

 

Wisdom: “Energy has a way of dissipating, you know; what can be done when you’re eleven can often never be done again.” ― Stephen King.

 

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