People who chronically over-consume internet porn often see dramatic improvements in concentration and memory after they quit, and a lot of recent research helps to explain why this happens.
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Problematic Pornography Use, Mental Health, and Suicidality among Young Adults.
"PPU and its interaction with gender were both significant predictors of suicidal ideation." ~ "Gender comparison analysis revealed significantly higher scores for PPU and loneliness among men, while…