Why Our Brains Want to Be Addicted, The Chemistry of Addiction

Why do we crave sugar, alcohol, cigarettes, and other pleasure seeking behaviors Turns out, our brains kind of want to be addicted. Join Hank Green as he describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, according to science and biology Let s go Like SciShow: Follow SciShow: Sources Images: