What does Coffee do Damian Alexander, MD discusses What does Coffee do

  • 11 years ago
https://www.youtube.com/watch?v=Q3vd9CZDBdY
In this video I will discuss
What does Coffee do
First, I need to point out there is wide variation in how people react to coffee
But the cellular effects are mainly the same
Coffee contains multiple active ingredients
Among them is caffeine
The main action of caffeine is to block adenosine receptors in the brain
In other words,
Caffeine inserts itself in places where adenosine should insert itself
With long periods of wakefulness
Adenosine accumulates in neurons as a result of ATP breakdown
Adenosine from inside the neurons is transported across cell membranes into the extracellular space
This increases levels of adenosine

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