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The Dopeness! In the brain, dopamine functions as a neurotransmitter—a chemical released by nerve cells to send signals to other nerve cells. It plays a major role in the brain system that is responsible for reward-motivated behavior. Every type of reward that has been studied increases the level of dopamine in the brain, and a variety of addictive drugs, including stimulants such as cocaine, amphetamine, and methamphetamine, act by amplifying the effects of dopamine.   (pinned from The…

Tattoo design / idea, hear no evil, see no evil speak no evil, roses, rose pedals, red, black and white Brandon Haight, Paul Massison ( tattoo artist) , tattoo for men, tattoo for guys, skulls, black and gray, color, blood, thorns, detailed, realistic, unique, 1st issue tattoo studio, contrast, original idea, calf tattoo, one of a kind,