Caffeine impacts on our body and brain Caffeine blocks the molecules in our brain, called adenosine, that makes us sleepy, and as a result, we feel more awake. Previous Next Pages: 1 2 3 4 5 6 7 8 9 10 badan brain Caffeine impacts on our body and brain chai coffee cola eshteha ghahveh khabaloudegi maghz tea 2017-09-22 admin