SiN2.0 Sex Information Network

For anyone who's ever received a really bad blowjob, then you know that keeping one's teeth off the shaft of the recipient is essential to servicing a pleasurable head job. This dentist must have been having this trouble all the time, as he invented the 'blowguard', which is essentially a mouthpiece that fits over the bottom teeth and keeps them from scratching the penis during oral sex.

Finally, oral sex freaks have a place in the cyberspace: The Oral Forum. The website is designed specifically for lovers of oral sex and their fantasies. The entire site is one large forum that allows its members to share their links, pictures, movies and stories with the community.

I saw this picture this morning and had to share. Now I don't believe this is an actual MRI, but it's still a crazy image and I agree with one person's comment about this picture- "A picture is worth a thousands words."

If trading sex for another service or product was legal I’m sure there would be world peace. Yet, in reality trading sex for anything will mostly send you to jail. Just ask this Kentucky woman who was arrested for getting paid $100 to have sex so she could pump gas in her car. If you ask me, I think she should start charging more.

Miami Vice agents posing as regular customers entered into a converted passenger bus that had been fitted out with stripper poles and even an exclusive ‘VIP’ room. When asked what they would get in the VIP room, they were told, “You’ll Get your Money’s worth.” That’s when they busted the illicit operation.

While many girls in the business will claim that the benefits of financial independence far outweigh the dangers of exploitation presented by the exotic dancing business, the reality of drugs, rape, and abuse are evidence of a darker side to this often glamorized industry.

I often get e-mails from guys wanting tips for learning how to suck themselves off, but being able to do it really depends on three things: how long your cock is, how flexible you are, and how patient you can be.

How many guys really do prefer your blower to swallow? Do you care? Do you need it? Or do you prefer to finish elsewhere (on their face/chest)?

While shooting the centerfold for Playgirl magazine, photographer, Holly Randal encounter a problem which could have jeopardize her career and integrity. In order for her male model to perform he suggested he needed a fluffer. However, Randal being the only girl in the room and photographer was not up for giving a helping hand, better yet, a blowjob.

While it seems this woman enjoyed a little rough play in the bedroom in the past, her recent 'biting' experience resulted in a turned-off lover rather than a charged up one. A medical explanation demonstrates that men need to focus in order to maintain an erection, and if he's not implicitly interested in biting this may have thrown his concentration.