Watch Gabe Deem’s video about using porn to get to sleep on RebootNation.org Comments from two men: More stress=more masturbation. Frequency goes way up nearing finals and before a paper is due. It’s a stress reliever and clears the brain so you can focus. Not long after orgasm (sometimes even ten minutes later) I am […]
Read More… from I need porn to calm me or put me to sleep.
Comments: Naltrexone is an opioid receptor antagonist used primarily in the management of alcohol dependence and opioid dependence. The article has excellent explanations of the addictive process and behavioral addictions. by Michael Bostwick, MD and Jeffrey A. Bucci, MD doi: 10.4065/83.2.226 Mayo Clinic Proceedings, February 2008 vol. 83 no. 2 226-230 View online Article Outline […]
Read More… from Internet Sex Addiction Treated With Naltrexone (2008)

COMMENTS: I picked this editorial because it is relatively easy to understand and nicely structured. It lays out all the basics, and discusses individual drugs. Keep in mind that all addictions, whether porn, drugs, or gambling, involve the same underlying mechanisms and neural pathways.
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Read More… from Neurobiology of Addiction and Implications for Treatment (2003)
COMMENTS: One of the few studies that covers how abstinence affects the levels of dopamine receptors.
Highlights:
– D2 receptors bounce back fairly quickly – less than a month
– D1 receptors are way too high at a month, but bounce back within 90 days.
– High or low D1 receptors may be keys to acute withdrawal and cravings
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Read More… from Abstinence from chronic cocaine self administration alters striatal dopamine systems in rhesus monkeys. (2009)
COMMENTS: First study to show that drug use causes a decline in dopamine (D2) receptors. Important because addicts have a low number of such receptors, which may contribute to addiction. Also shows that receptors can bounce back, but maybe not in everyone.
LAY ARTICLE: Cocaine Abuse And Receptor Levels: PET Imaging Confirms Link
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Read More… from Addiction and Dopamine (D2) Receptor Levels (2006)
Scientists have actually measured many separate factors and their relationship to prostate cancer:
ejaculation, intercourse frequency, marital status, number of sex partners, and cases of sexually transmitted disease. So far, study results conflict with each other on almost every factor, and the medical profession does not consider ejaculation frequency (or infrequency) to be risk factor for prostate cancer.
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Read More… from Discussion of Prostate Research
Food on the Brain
Daniel Fisher, 01/10/05
Are the high-fat, sugar-laden things we crave addictive? Here’s what the latest scientific research is telling us.
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Read More… from (L) Are the high-fat, sugar-laden things we crave addictive? (2005)
Comment: Study demonstrates in humans that food – a natural reinforcer – can cause a decline in dopamine receptors. Is Internet porn less stimulating than “highly palatable” food? 
LAY ARTICLE: Research Examines Vicious Cycle of Overeating and Obesity (abstract below)
Released: 9/29/2010 4:30 PM EDT
Source: University of Texas at Austin
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Read More… from Weight Gain Is Associated with Reduced Striatal Response to Palatable Food (2010) HUMANS
Food Addiction: Could It Explain Why 70 Percent of Americans Are Fat?
Mark Hyman MD, October 16, 2010
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Read More… from (L) Food Addiction: Could It Explain Why 70 Percent of Americans Are Fat? (2010)
Comment: This study demonstrates that when an animal is given unlimited access, a strong natural reinforcer (very stimulating food) can cause a decline in D2 receptors. This decline was seen in nearly all rats, and occurred quite rapidly. When “highly palatable” food was removed, the rats refused to eat normal chow. The rats continued to […]
Read More… from Dopamine D2 receptors in addiction-like reward dysfunction and compulsive eating in obese rats (2010)