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Tantric Sex & Semen Retention explained by a Monk & Harvard Psychiatrist | Dr. K
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A Urologist On Improving Erections, No Nut November, and Low Testosterone | Dr. Rena Malik
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How to Kick Your P**n Habit in 35 Minutes
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How Much Masturbation is Too Much? Ft. Dr. Eric Sprankle
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Dr. K Chats with @sashagrey
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Semen Retention or Masturbation What's REALLY Best For Your Health?
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Can Pornography Be Good For You? The Answer May Shock You! Ft. Dr. John Mulhall
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