If caffeine blocks the receptors for Adenison, which is responsible for feeling tired/exhausted, why does caffeine help me feel awake in the morning?

Question

After waking up my adenosine level should be very low and l slowly build up upon the day. So why does my morning coffee make me feel awake if there is no adenison to block?

In: 25

Answer 1

Because it blocks the receptors for Adenison, which is responsible for feeling tired/exhausted.

Answer 2

Because it blocks the receptors for Adenison, which is responsible for feeling tired/exhausted.