The 2D/4D ratio for inferring embryonic testosterone level which shapes the brain as a female or as a male brain. Implications for sexual identity and orientation.

in 1992, a preacher named Gary Chapman published a book titled The 5 Love Languages: The Secret to Love that Lasts . The book was based...

I describe scientific aspects of masturbation in animals from an evolutionary perspective. I explore various hypotheses and evidence

Why don't men have a bone in their penis? This question derives from the fact that many animals have a bone in the penis and, by the...

Sometimes we find ourselves with a potential partner and feel a connection on a different level, something that is difficult to explain...

How to increase desire which is the most common sexual problem in women

"When you're down and troubled And you need some loving care And nothing, nothing is going right Close your eyes and think of me And soon...

The science of squirting

We'll begin our journey in this post with the question: Do women who say they are exclusively attracted to men have in fact attraction...

What does control ejaculation and how to prevent premature ejaculation

It's possible to determine who will be popular with the audience, but it's impossible to know who will be a good match for whom . It...

Look at the picture of a this female hyena. Hmmm... Yup, what you're seeing is a female and this is her clitoris. ??!! What's going on...

Her eyes shot flames when she said in anger (for the fifth time), "You just don't care about me!" "That's not true," I said, "it's..."...

Adjacent neuronal networks regulate sexual and aggressive behaviors, and they inhibit each other

The tragedy began with an accident during Bruce's medical circumcision, which resulted in significant damage to his genitalia. The damage was so severe that experts recommended Bruce's parents, who were terrified, to change his sex to female! T his meant surgical construction of a vulva in place of the damaged penis and, during adolescence, the administration of estrogen, the female hormone responsible for, among other things, breast development and analogous to male testoste

Approximately 50% of men over the age of 60 suffer from erectile dysfunction, and the percentage continues to rise with older age. The...