The Sex & Sexuality Blog |TheSexMD

Reconsidering Birth Control Pills

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So many women have come to use birth control pills (or other forms of hormonal birth control), and certainly they have allowed women the freedom to have a healthy sexual involvement while staying free of pregnancy until they are ready to start a family.  But in the recent […]

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Focused on Penis Size

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Recently I received this question:

“Dr. Castellanos, I’m just wondering why all guys seem to be concerned about their size down there?……”

Human males have the longest and thickest penis of any member of the ape world (oh get over it people!), considered freakishly long when compared […]

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The Role of Rehab After Prostate Surgery

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With prostate cancer making up about 30% of all cancers in men, it’s not surprising that over 100,000 men in the United States per year require complete removal of their prostate in what is called a radical prostatectomy.  One of the complications of this type of […]

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How Well Do You Know the Clitoris

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What is the key to orgasm for most women, with the highest concentration of nerve endings of the entire body? Most people know that it is the clitoris. But how well do you know the clitoris? The little pink pearl that peeks out from under the skin that […]

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HPV and Throat Cancer

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Researchers have recently linked the significant increase in throat cancer to a particular strain of the Human Papilloma Virus (HPV).  In a study published in the Journal of Clinical Oncology, researchers explain that there has been a 225% increase in throat cancer related to HPV 16 from the […]

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Are You Listening to Your Body

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In our natural state, our mind and body work seamlessly together. The body constantly sends messages to the brain which processes the physical, and the mind assigns emotional meaning to all of our experiences. The brain then uses the combination of these to create a state of being […]

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Do Women Need Testosterone

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Perhaps you feel that you no longer have any interest in sex or sexual pleasure as you used to in the past? Maybe your brain is cooperating, but you feel that you body has jumped ship because your clitoris is just not as sensitive as it used to […]

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How Big is Too Big

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You’ll almost never hear a guy complain that his penis is too big. If you do, it’s because his partner is uncomfortable with it, it’s so big that he’s losing consciousness when he gets an erection, or he’s trying to wear outfits that […]

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Ben Wa Balls and Vaginal Tone

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Good vaginal tone is often a concern to many women and men alike. But how does a women keep good vaginal tone? The vagina is affected by hormonal factors (that maintain the inner tissues of the vagina and the external glands), as well as the tone of the […]

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Men’s Obstacles to Oral Sex

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Ladies, have you ever come across a man who just seems to be unable, unwilling, or avoidant when it comes to giving you oral sex? Even when you have tried your best to convince and cajole him into going down on you, he just doesn’t want to […]

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