For questions regarding sexual expression, sexual orientation, and biological bases of sexual behaviors

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68
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5answers
12k views

Why do humans have sex in private?

Human couples usually have sex in private, hidden not only from predators, but also - other humans. It is unlike behavior of most species, including our relatives: bonobos, chimpanzees and gorillas. ...
22
votes
2answers
646 views

Is there a causal connection between repressive sexual morality and antisocial behavior?

Wilhelm Reich believed that certain forms of deviant behavior result mostly or in part from the repressive sexual morality of a society (Reich, 1930). Reich believes that the majority of antisocial ...
16
votes
1answer
350 views

Does the relationship between positive mood and motivation for sex differ between males and females?

Background: I recently heard the saying from a doctor: "men are motivated to have sex when they want to feel good and women are motivated to have sex when they already feel good". (In a side note, ...
15
votes
2answers
2k views

What is the effect of viewing pornography on children?

It is generally accepted that porn shouldn't be seen by children, and we even sometimes punish parents who fail to stop their children from finding porn. How much are these laws based in science? Can ...
11
votes
3answers
3k views

What is the psychology behind male pornographic actors having larger than average penises?

There is a question What does scientific research say about the relationship between penis size and attractiveness? This answer and this link give the statistics of penis size. Given these ...
9
votes
1answer
941 views

Has anyone formally tested Josh Pellicer's theory on human sexual behavior?

I read Josh Pellicer's book titled "Tao of Badass." He discusses the sexual behavior of men and women and how they interact during the dating process. However, I have been unable to find any ...
9
votes
1answer
509 views

How to predict romantic attraction

Dating websites and psychological researchers attempt to find those factors that predict the fit between potential romantic partners. Examples for factors taken into consideration are the "big five" ...
8
votes
2answers
562 views

What part of the brain locks up when a man is in the presence of an extremely attractive female?

This question is specifically about the male brain and its lack of cognition in the presence of a highly attractive female. This is in contrast to regaining cognitive ability in the presence of an ...
8
votes
4answers
555 views

Is it normal for men in long term relationships to want to have sexual relationships with other women?

If a man who is married or in a long term relationship wants to have sexual relationships with other women, is this pathological, deviant, maybe even a disorder? Or is it part of normal and healthy ...
7
votes
1answer
20k views

Does masturbation affect brain in long term?

I am interested in knowing. Does masturbation (once daily) affect the brain negatively in terms of: Memory and concentration skills during the long term ? Does it affect it in the short term? After ...
7
votes
3answers
423 views

Non coitus sexual activity and the brain

Most animals will only engage in sexual activity that can result in reproduction. There are some exceptions; Bonobos, for instance, engage in a lot of sexual activity that does not involve coitus. ...
7
votes
1answer
164 views

Do men have a higher sex drive than women?

It's a common cultural meme that men think about/are driven by sex more than women. Is there any objective truth to this? How do you define and measure 'sex drive'? How different are men and ...
7
votes
1answer
7k views

What it is called when a mother has sexual desires towards her son?

I know about Oedipus complex. What is it called when a mother has sexual desires towards her son? Is the term reserved for single mothers or does it include married mothers?
6
votes
4answers
669 views

Just because masturbation doesn't interfere with everyday life, why aren't higher rates considered an addiction?

The common theme in most studies/articles about masturbation is that as long as the act does not interfere with everyday life, it's not considered a problem. However, just because it doesn't ...
6
votes
1answer
273 views

Is paraphilia a disorder?

There has been some confusion in recent questions about the term paraphilia. In most questions and answers, including my own, paraphilias have been seen as disorders that might require treatment. But ...
6
votes
1answer
343 views

Transsexuality in animals other than humans?

In some research papers, transsexuality is correlated with measurable differences in brain structure. For example: Zhou et al. (1995) inspected the central subdivision of the bed nucleus of the ...
5
votes
2answers
1k views

Is it possible for non-BDSM relationships to learn anything from slave-master relationships?

I am interested in research on slave-master relationships within the BDSM spectrum. This questions concerns people who do not just engage in BDSM recreationally, but rater define their relationship ...
5
votes
2answers
7k views

How important is eye contact for attraction between a man and woman?

How important is eye contact for creating/inducing attraction & showing showing "confidence" towards them? What is the optimal eye locking duration between 2 persons for inducing this attraction? ...
5
votes
1answer
531 views

Body Language: Why do we act differently around someone we're attracted to?

Many professionals have said that when you're attracted to someone, you tend to fidget, run your hands through your hair, sit with your legs facing them, and that our faces light up around them, which ...
5
votes
0answers
58 views

Are males more likely to view homosexuals as mentally ill than females?

It's generally accepted that males tend to have a more negative attitude toward homosexuality than females: Three studies conducted with students at six different universities revealed a ...
4
votes
2answers
5k views

What causes fetishes? Are they sexual disorders?

Why do people have fetishes, such as foot fetishes? How do such fetishes form? Are childhood incidents the main cause of fetishes? Are fetishes a sexual disorder?
4
votes
1answer
810 views

Is mutually consensual BDSM a symptom of a sick mind or an expression of freedom from social constraints?

BDSM an acronym for bondage and discipline; dominant and submissive; sado-masochism; slave and master. Assume such a relationships or sexual practices are genuinely mutually consenting; and by ...
4
votes
1answer
1k views

What does scientific research say about the relationship between penis size and attractiveness?

Pop-culture often equates a larger penis with a more attractive penis. Is there any scientific research examining the relationship between penis size and attractiveness ratings? What are the reasons ...
4
votes
1answer
318 views

Are individuals who are generally jealous more likely to experience sexual jealousy?

Some people are just jealous of many things they perceive others to possess. Materially or as part of that person. Is a person who is prone to jealousy more likely to be jealous in romantic ...
4
votes
1answer
257 views

What causes some women to have repeated abortions?

Fisher et al. (2005) studied the characteristics of women who have repeated abortions. The study was conducted in countries where reliable contraception and education about birth control are readily ...
4
votes
1answer
111 views

How common are aromantics?

(Aromantic means lacking romantic attraction to others.) What percent of people are aromantic? While the percentage of people who are asexual seems to be 1%, I couldn't find anything on what percent ...
4
votes
0answers
24 views

Does testosterone level cause more sexual dream content?

I have long been interested in dreaming, including how dream content can shed some light on brain chemistry. I did a search on the subject of testosterone levels altering dream content and see some ...
4
votes
1answer
143 views

Universal Mind? Nature or Nurture? [closed]

I have been reading a book entitled "The Geography of Thought" by Richard Nisbett. He talks about how easterners and westerners think differently. I am not all the way through it, but I agree with a ...
4
votes
0answers
441 views

Is being naked good for you? [closed]

What are the psychological effects and correlates of social nudism? No opinions, only research, please.
4
votes
0answers
83 views

How are sexual cues known by the brain?

Sexual cues have been well established in evolutionary psychology as indicators of genetic compatibility/useful genes. How does the human brain know that a cue is an indicator of a useful trait in ...
4
votes
1answer
1k views

What traits does a man have, when he is apt to feeling threatened by strong women?

This isn't intended as a gender biased question, as both men and women can have strange hang ups when it comes to either sex. I am curious about men who are threatened by strong women. By strong ...
3
votes
1answer
115 views

How does a woman reject an unsuitable man? [closed]

I'm interested in the mechanism behind how a woman can reject a man once already in a relationship. I've done some research and stumbled upon this issue described by multiple different people, which ...
3
votes
2answers
273 views

Is homosexuality a psychological illness or a natural disposition of a person's sexual orientation?

Homosexuals are oft criticized for their sexuality to which they would say they are just not attracted to the member of the opposite sex and that it's the other way round. So, is this attraction to ...
3
votes
1answer
720 views

How sexual activity influences a woman's sex drive

Sheila Gregoire suggests that increasing the amount of sexual activity increases a woman's sexual desire in general. I can postulate that child bearing and raising impacts significantly upon a woman's ...
3
votes
2answers
4k views

How long does physical attraction typically last in a permanent relationship?

How long, on average (and with as much other statistical data, e.g. standard deviation, as possible) does physical attraction between male and female in a permanent relationship last? I believe this ...
3
votes
2answers
439 views

The psychology of nymphomania

So this is a question that requires maturity and discretion. I present it as an authentic point of research for a class I am taking. I understand the basic principles of mania, psychomania, and ...
3
votes
0answers
49 views

Behavioral and mood differences between D1 and D2 dophamine receptors action in context of monogamy and out of it

Claim: I initially thought of posting this to Biology SE, but the fact that the question finds its resting formation in the area of cognition/mood/personality, I decided to post it here. It is stated ...
3
votes
0answers
205 views

What causes post-masturbation guilt? [closed]

Is there a study regarding guilt complex associated with masturbation? I am interested to what it can be traced down to. I wonder what actually happens in the brain before, during, and after the ...
3
votes
0answers
144 views

Frequency in Human sexuality bisexual polyandry and polygamy and others?

I've been studying human sexuality and I have a question which I do not know the answer nor do I exactly know how to research. In the psychology of human sexuality specifically bisexuals what ...
2
votes
1answer
1k views

Is there psychological research on seduction?

I've been reading a lot of books about seduction. Most of them rely on (approximative) psychological basis and presents really interesting insights. Robert Greene - Art of seduction, for example ...
2
votes
1answer
373 views

Are there studies on international differences on sexualization?

With sexualization, I mean the reaction that one has when seeing the desired sexual object. I guess that in some countries, their cultures may have softer reactions, while in others, a stronger ...
2
votes
1answer
444 views

Can motivation for sex be transformed into productive motivation?

Sex seems to be a fundamental drive. To satisfy sexual desire, a person will often masturbate or have sex. What happens if a person abstains from anything sexual? Can this drive be "transferred" ...
2
votes
1answer
178 views

How does masturbation influence your brain and dreams?

What exactly changes in your brain the moment after you've finished masturbating? Could there be any effect neuro-psychologically on dreams or lucid dreaming?
2
votes
1answer
281 views

Do female victims of rape have an increased risk of becoming a sex offender?

It's said that men who are molested as children often become molestors when they get older. Is the same true of women who are raped? Is a female victim of rape more likely to become sexually warped in ...
2
votes
2answers
92 views

Why do many parents prevent children from being exposed to anything sex-related?

We remove children from anything that is sex related, including talks and photos. When I think about it, it seems deeply and morally wrong to not do it. When I first thought about that, I thought ...
2
votes
0answers
64 views

Role of hormones in behaviour

I have a very basic understanding of how hormones affect behavior. Especially for Ex: when it comes to sexuality and motivation, I learnt from some sources(friends ans interesting conversations) that ...
1
vote
2answers
104 views

Do we repress aggression the same way we repress sexual urges?

Do we repress aggression the same way we repress sexual urges? "There is enough treachery, hatred, violence, absurdity in the average human being to supply any given army on any given day" --Bukowski ...
1
vote
1answer
57 views

how can the development of sexual preferences be influenced?

I am wondering about the development of sexual fetishes, not necessarily in its meaning of having a sexual affection for inanimate objects, but in its broader meaning of any type of sexual ...
1
vote
1answer
543 views

Studies linking brain chemistry to sexual infidelity

This study Oxytocin Modulates Social Distance between Males and Females examines the effects of Oxytocin (OXT) on men in monogamous relationships. It demonstrates that OXT assists in maintaining ...
1
vote
1answer
949 views

What are the effects of casual sex on men versus women?

There is a lot of research citing that men are more physically primed for sex than women. Graziottin (2004) discusses this difference and other differences of strength and vulnerabilities between the ...