TED-Ed
How Sugar Affects the Brain
Attention, sugar addicts! Here's why you can't quit the habit. Sweet taste receptors send a signal to the brain, which activates a reward system that responds by telling you to eat again. Over activating this reward system results in a...
TED-Ed
Caffeine!! - Bite Sci-zed
Caffeine is a legal stimulant that many people use every day, and some people are even addicted to it...but why? Discover the science behind this everyday drug, including how caffeine acts on the central nervous system, stimulates...