Perfect 5 minute video of exactly what sugar does to your brain. Turns out, sugar behaves like a drug in our bodies and can have addictive effects on the brain. The more addicted to sugar you become, the more you seek out the Dopamine high sugar gives. And the more sugar you consume, the more you crave other fatty and sugary foods which spike weight gain and contribute to a host of other health problems.
The Lesson: consume sugar judiciously.