Compulsive behaviors like sex, exercise or gambling do not downregulate dopamine D2 receptors or produce changes in the brain similar to addictive drugs.

Electrodes implanted in the reward pathway do not produce pleasure but craving.

Pairing a painful stimulus with activation of the amygdala train rats to want the painful stimulus, possibly explaining why masochists desire pain.

Porn is not addictive. It induces short increases of dopamine and not the sustained ones produced by cocaine and opioids.

Happiness is not pleasure, joy, love, or the absence of suffering. Happiness is not an emotion, but a state of being. Should we be happy?...