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Do you know how much coffee you get "drunk"?

Can we get drunk without drinking alcohol?

Do you know how much coffee you get "drunk"?

I always thought that getting "coffee drunk" was just a joke.
I discovered this only recently from chatting with my friend.
What? Is this really happening?
The symptom is somewhat similar to that of alcohol drunkenness.
I found on the Internet that many people had tried to get "coffee drunk".
What exactly is it like to get "coffee drunk", then?
Is it the same as alcohol drunkenness?
Let's have a talk on this today.
Why can coffee sober us up?

Before talking about getting "coffee drunk", we should first get to know why coffee helps us sober.
Everybody knows that caffeine has the functions of stimulating the cerebral cortex and enhancing blood circulation.
As a matter of fact, it has another function that eliminates our fatigue.

Before talking about getting "coffee drunk", we should first get to know why coffee helps us sober.
Everybody knows that caffeine has the functions of stimulating the cerebral cortex and enhancing blood circulation.
As a matter of fact, it has another function that eliminates our fatigue.
The reason why coffee boosts energy levels happens to be that caffeine also binds to adenosine receptors.
Caffeine occupies the position of adenosines before adenosines are even produced. Such action blocks the binding of adenosines to adenosine receptors and brings the effect of energy boost.

Therefore, if we drink coffee only when we start to feel drowsy, the energy boosting effect of coffee becomes minimal.
Since adenosine receptors bound adenosines long ago, our brains have developed a sense of fatigue.
So when we feel tired, we may take a "coffee nap".
We may drink a cup of coffee and then take a short nap for 20-30 minutes. After that we will feel energetic.
The theory is that when our body gets a rest, adenosine receptors are separated from adenosines and bind to caffeine instead during this vacancy. This is how it makes us feel active

What makes us "coffee drunk"?
After we realize how caffeine works to boost energy, we may start to learn how to get "coffee drunk".
According to my understanding, coffee drunkenness can be divided into two types, one of which is true "drunkenness" and the other fake "drunkenness".
When we are tired and need a rest, by relying on the energy-boosting function of coffee, as described above, we prevent the invading of exhaustion.
However, our physical fatigue is not eliminated. Adenosines continue to accumulate.
When caffeine is metabolized, the position of adenosine receptors is vacant. Adenosines accumulated in our body immediately bind to receptors, which may cause acute fatigue syndrome (such as dizziness). That is when we feel " coffee drunk".
In reality, this is the symptom of physical burn-out, not a real "coffee drunkenness".
Therefore, we should let our body get a timely rest when in exhaustion, not overload or energize ourselves by way of caffeine.
If we do need to keep ourselves awake with caffeine at work or study, we may try taking a "coffee nap" as mentioned above.
In this way, our body gets to rest to supplement our energy.

Quoted from: Coffee Salon (https://mp.weixin.qq.com)