When actor David Duchovny made headlines for voluntarily entering rehab for sex addiction, fans of the “X-Files” star were left wondering: How can someone become addicted to sex?
Research into the neuroscience of sex addiction has not been conclusive, the Mayo Clinic said. Naturally occurring chemicals in the brain such as dopamine and serotonin do contribute to sexual functioning, but it's not clear how they are…
![]()

