http://www.sciencedaily.com/news/mind_brain/gender_difference/ Men and women. How do their brains differ? Also read current research on gender roles, gender discrimination and other gender issues. en-us Wed, 11 Nov 2009 23:05:01 EST Wed, 11 Nov 2009 23:05:01 EST 60 http://www.sciencedaily.com/images/logosmall.gif http://www.sciencedaily.com/news/mind_brain/gender_difference/ For more science articles, visit ScienceDaily. http://www.sciencedaily.com/releases/2009/11/091105143817.htm For the insects called water striders, the pushiest guys don't always get the girls. New research provides support for the theory of multi-level selection and contradicts previous laboratory experiments that suggested that the most aggressive males are the most successful at reproducing. Wed, 11 Nov 2009 20:00:00 EST http://www.sciencedaily.com/releases/2009/11/091105143817.htm http://www.sciencedaily.com/releases/2009/11/091110210509.htm Depression occurs in as many as one-third of patients after a stroke, and women are at somewhat higher risk, according to a large new review of studies. Post-stroke depression is associated with greater disability, reduced quality of life and an increased risk of death. Wed, 11 Nov 2009 02:00:00 EST http://www.sciencedaily.com/releases/2009/11/091110210509.htm http://www.sciencedaily.com/releases/2009/11/091110105401.htm A woman is six times more likely to be separated or divorced soon after a diagnosis of cancer or multiple sclerosis than if a man in the relationship is the patient, according to a study that examined the role gender played in so-called "partner abandonment." The study also found that the longer the marriage the more likely it would remain intact. Tue, 10 Nov 2009 17:00:00 EST http://www.sciencedaily.com/releases/2009/11/091110105401.htm http://www.sciencedaily.com/releases/2009/11/091109121121.htm Women with asthma are more anxious, find it harder to sleep and are more tired during the day than their male counterparts, but nevertheless tend to be better at following their treatment, reveals new research from Sweden. Mon, 09 Nov 2009 00:00:00 EST http://www.sciencedaily.com/releases/2009/11/091109121121.htm http://www.sciencedaily.com/releases/2009/11/091109090431.htm Personal lubricants have long been recommended to women to improve the comfort of intercourse and to reduce the risk of vaginal tearing, which can increase risks for STIs and HIV. Public health professionals also recommend the addition of lubricant to condoms during sexual activity. Despite this routine advice, strikingly little is known about situations in which lubricants are used or whether there are any associated vaginal symptoms. These studies provide insight into lubricant use. Mon, 09 Nov 2009 00:00:00 EST http://www.sciencedaily.com/releases/2009/11/091109090431.htm http://www.sciencedaily.com/releases/2009/11/091104123039.htm Racial discrimination is a major threat to African American women's mental health. It undermines their view of themselves as masters of their own life circumstances and makes them less psychologically resilient and more prone to depression, according to new findings. Sun, 08 Nov 2009 05:00:00 EST http://www.sciencedaily.com/releases/2009/11/091104123039.htm http://www.sciencedaily.com/releases/2009/11/091102171215.htm New research shows that Caucasian women may suffer from restless legs syndrome, a sleep disorder characterized by the strong urge to move the legs, up to four times more than African-American women. Thu, 05 Nov 2009 08:00:00 EST http://www.sciencedaily.com/releases/2009/11/091102171215.htm http://www.sciencedaily.com/releases/2009/11/091102171213.htm New research has found that nearly 1 in 4 patients with OSA suffers from nighttime teeth grinding. This seems to be especially more prevalent in men and in Caucasians compared with other ethnic groups. Thu, 05 Nov 2009 05:00:00 EST http://www.sciencedaily.com/releases/2009/11/091102171213.htm http://www.sciencedaily.com/releases/2009/11/091103102355.htm According to research from Sweden, a preschooler's gender determines how he or she is treated and responded to in play and learning activities, and when the children's possibilities become expanded, it is usually a result of the children's and not the teachers' initiative. Wed, 04 Nov 2009 05:00:00 EST http://www.sciencedaily.com/releases/2009/11/091103102355.htm http://www.sciencedaily.com/releases/2009/11/091102121718.htm Adults who had experienced physical abuse as children have 56 percent higher odds of osteoarthritis compared to those who have not been abused, according to a new study. Tue, 03 Nov 2009 14:00:00 EST http://www.sciencedaily.com/releases/2009/11/091102121718.htm http://www.sciencedaily.com/releases/2009/10/091031002319.htm Angry words and gestures are not the only way to get a sense of how temperamental a person is. According to new findings, a quick glance at someone's facial structure may be enough for us to predict their tendency towards aggression. Mon, 02 Nov 2009 02:00:00 EST http://www.sciencedaily.com/releases/2009/10/091031002319.htm http://www.sciencedaily.com/releases/2009/10/091030125044.htm New research suggests that regardless of sexual orientation, men prefer sexual dimorphism in faces. This study finds that gay men preferred the most masculine-faced men, while straight men preferred the most feminine-faced women. The findings suggest that regardless of sexual orientation, men's brains are wired for attraction to sexually dimorphic faces -- those with facial features that are most synonymous with their gender. Sat, 31 Oct 2009 05:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091030125044.htm http://www.sciencedaily.com/releases/2009/10/091029111915.htm A new study sheds new light on the relationship between race, body weight and sexual behavior among adolescent girls. The results suggest that a girl's ethnicity and her actual weight or perception of her weight may play a role in her participation in risky sexual behaviors. Thu, 29 Oct 2009 20:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091029111915.htm http://www.sciencedaily.com/releases/2009/10/091027101420.htm Having children improves married peoples' life satisfaction and the more they have, the happier they are. For unmarried individuals, raising children has little or no positive effect on their happiness. Tue, 27 Oct 2009 20:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091027101420.htm http://www.sciencedaily.com/releases/2009/10/091022114309.htm Adult male monkeys exposed to cocaine while in the womb have poor impulse control and may be more vulnerable to drug abuse than female monkeys, even a decade or more after the exposure, according to a new study. The findings could lead to a better understanding of human drug abuse. The study was presented yesterday at the annual Society for Neuroscience meeting in Chicago. Sat, 24 Oct 2009 11:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091022114309.htm http://www.sciencedaily.com/releases/2009/10/091021115004.htm In the first study to look at sex-specific pain prevalence in Operation Enduring Freedom/Operation Iraqi Freedom veterans, researchers found women veterans had a lower prevalence of pain than male counterparts returning from the conflicts. Thu, 22 Oct 2009 08:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091021115004.htm http://www.sciencedaily.com/releases/2009/10/091022101536.htm Midwives often struggle to meet the needs of pregnant women who are lesbians, according to a study of 30-46 year-olds just published. The majority felt that health-care staff focused more on their sexuality than their needs as pregnant women and prospective parents. Researchers are now calling for special training for midwives, more neutral health-care routines and forms and special education groups for pregnant women who are lesbians and their partners. Thu, 22 Oct 2009 00:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091022101536.htm http://www.sciencedaily.com/releases/2009/10/091021125133.htm Women are better than men at distinguishing between emotions, especially fear and disgust, according to a new study. Scientists demonstrated that women are better than men at processing auditory, visual and audiovisual emotions. Wed, 21 Oct 2009 17:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091021125133.htm http://www.sciencedaily.com/releases/2009/10/091020153100.htm Beauty might seem to be only skin deep, but researchers have found that there is more depth to facial differences between men and women than presumed. researchers have demonstrated the existence of a facial contrast difference between the two genders. Wed, 21 Oct 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091020153100.htm http://www.sciencedaily.com/releases/2009/10/091020005539.htm Depression, anxiety disorders and sexual trauma have all been implicated as risk factors in lower urinary tract symptoms such as incontinence and overactive bladder. The exact nature of these associations is unknown. Tue, 20 Oct 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091020005539.htm http://www.sciencedaily.com/releases/2009/10/091020192211.htm Alcohol use in South Asians in the UK is under-recognized, and alcohol related harm is disproportionately high, warn researchers in an editorial. Tue, 20 Oct 2009 00:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091020192211.htm http://www.sciencedaily.com/releases/2009/09/090928095202.htm Diabetes increases by 26 percent the likelihood that women will develop atrial fibrillation, a potentially dangerous irregular heart rhythm that can lead to stroke, heart failure, and chronic fatigue. Mon, 19 Oct 2009 23:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090928095202.htm http://www.sciencedaily.com/releases/2009/10/091019123001.htm The conventional family has changed over the past decade. According to a new study, adolescents' perception of proper family functioning has little to do with the traditional nuclear structure. Mon, 19 Oct 2009 00:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091019123001.htm http://www.sciencedaily.com/releases/2009/10/091014193211.htm People are more likely to wash their hands when they have been shamed into it, according to a new study. Fri, 16 Oct 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091014193211.htm http://www.sciencedaily.com/releases/2009/10/091012135504.htm Teenage boys in Sweden take less responsibility than girls for preventing the spread of chlamydia and other sexually transmitted infections, according to a new study. Wed, 14 Oct 2009 02:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091012135504.htm http://www.sciencedaily.com/releases/2009/09/090918181448.htm Cytokines are small proteins secreted by cells that serve as molecular messengers between cells. Pro-inflammatory cytokines -- which function in the immune system -- may be involved in alcohol dependence. A study of three polymorphisms of the interleukin-1 gene complex (IL-1) and one of the tumor necrosis factor-alpha has found that IL-1 may directly contribute to AD among Spanish Caucasian males. Tue, 13 Oct 2009 02:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090918181448.htm http://www.sciencedaily.com/releases/2009/10/091008113306.htm Workers acknowledge gender discrimination is possible in modern organizations, but at the same time maintain their workplaces to be gender neutral, a new study shows. "Gender fatigue", the author notes, is the cause for workers not acknowledging that bias against women can occur. Thu, 08 Oct 2009 17:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091008113306.htm http://www.sciencedaily.com/releases/2009/10/091007124358.htm Is it possible that the use of oral contraceptives is interfering with a woman's ability to choose, compete for and retain her preferred mate? A new paper reviews emerging evidence suggesting that contraceptive methods which alter a woman's natural hormonal cycles may have an underappreciated impact on choice of partners for both women and men and, possibly, reproductive success. Thu, 08 Oct 2009 11:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091007124358.htm http://www.sciencedaily.com/releases/2009/10/091006114637.htm Daughters of women exposed to a common chemical found in some plastics while they were pregnant are more likely to have unusually aggressive and hyperactive behaviors as 2-year-olds, according to a new study. Wed, 07 Oct 2009 11:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091006114637.htm http://www.sciencedaily.com/releases/2009/10/091005111617.htm A comprehensive study of the prevalence and risk factors for noise-induced hearing loss show that men, especially those who are white and married, are significantly more at risk than women, according to new research. Tue, 06 Oct 2009 02:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091005111617.htm http://www.sciencedaily.com/releases/2009/10/091005181723.htm New research explores the wide disparities in advanced high school course-taking (such as Advanced Placement courses) among race, poverty, and gender groups in Florida. Mon, 05 Oct 2009 00:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091005181723.htm http://www.sciencedaily.com/releases/2009/09/090930132702.htm New research looks at the specific ways parents and peers influence teenagers to smoke, drink and use marijuana in combination. Sat, 03 Oct 2009 17:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090930132702.htm http://www.sciencedaily.com/releases/2009/10/091001163724.htm Territorial behavior in male mice might be linked to more "girl power" than ever suspected, according to new findings at UCSF. For the first time, researchers have identified networks of nerve cells in the brain that are associated with how male mice defend their territory and have shown that these cells are controlled by the female hormone estrogen. Fri, 02 Oct 2009 11:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091001163724.htm http://www.sciencedaily.com/releases/2009/10/091001095603.htm Both household food insecurity and childhood overweight are significant problems in the United States. Paradoxically, being food-insecure may be an underlying contributor to being overweight. A study of almost 8,500 low-income children ages 1 month to 5 years suggests an association between household food insecurity and overweight prevalence in this low-income population. However, sex and age appear to modify both the magnitude and direction of the association. Fri, 02 Oct 2009 11:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091001095603.htm http://www.sciencedaily.com/releases/2009/09/090930084600.htm Pre- and post-menopausal women who self-rated themselves as being sexually satisfied had a higher overall psychological well-being score and scores for "positive well-being" and "vitality," compared with sexually dissatisfied women in a study of 295 women sexually active more than twice a month. The study also uncovered a positive association between age and well-being, but a negative association for general health. Thu, 01 Oct 2009 23:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090930084600.htm http://www.sciencedaily.com/releases/2009/10/091001081204.htm A new study shows that long-term alcoholism affects sleep even after long periods of abstinence, and the pattern of this effect is similar in both men and women. Thu, 01 Oct 2009 20:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091001081204.htm http://www.sciencedaily.com/releases/2009/10/091001081207.htm A new study shows that elderly women sleep better than elderly men even though women consistently report that their sleep is shorter and poorer. Thu, 01 Oct 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/10/091001081207.htm http://www.sciencedaily.com/releases/2009/09/090928172538.htm Life is all about tradeoffs. Recently published research has shown that during periods of intense labor and low food intake, rates of early pregnancy loss can more than double. In a second study involving men, she reports a similar relationship between reproductive fitness and external influences. Tue, 29 Sep 2009 20:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090928172538.htm http://www.sciencedaily.com/releases/2009/09/090928191808.htm In older age groups, repeated suicide attempts constitute an increased risk for completed suicide in depressed women, while severe attempts constitute an increased risk for depressed men. Researchers studied suicide attempts in 100 patients who committed suicide and in an age- and sex-matched control group, investigating the effects of age on suicidal behavior, as a risk factor for accomplished suicide. Tue, 29 Sep 2009 05:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090928191808.htm http://www.sciencedaily.com/releases/2009/09/090928172536.htm A new study reports that women who feel more positively about women's genitals find it easier to orgasm and are more likely to engage in sexual health promoting behaviors. The study created a scale for measuring attitudes toward women's genitals. Such a scale could be useful in therapeutic, medical and health education settings. The study also found that men had more positive attitudes about women's genitals than women. Tue, 29 Sep 2009 02:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090928172536.htm http://www.sciencedaily.com/releases/2009/09/090918181454.htm Interaction of gene/gene, gene/environment and environment/environment factors can contribute to alcoholism. New research looks at the influence of gene/environment interaction on alcoholism among Mexican-Americans. Findings show that interaction between education and a polymorphism of the reward gene contribute to severe alcoholism among Mexican-Americans. Fri, 18 Sep 2009 00:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090918181454.htm http://www.sciencedaily.com/releases/2009/09/090910091329.htm Endothelin may play a role in the pain of sickle cell disease because of a change in the endothelin B receptor. The activated receptor releases endorphins to help alleviate pain. Males who experience repeated pain may not have as much of the receptor and therefore do not release as much of the endorphins. Sun, 13 Sep 2009 05:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090910091329.htm http://www.sciencedaily.com/releases/2009/09/090908124628.htm Parenthood is pushing mothers and fathers in opposite directions on political issues associated with social welfare, from health care to education, according to new research. Wed, 09 Sep 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090908124628.htm http://www.sciencedaily.com/releases/2009/09/090901082531.htm Sexual impairment is common among men with chronic hepatitis C undergoing antiviral therapy, according to a new study. Wed, 02 Sep 2009 05:00:00 EDT http://www.sciencedaily.com/releases/2009/09/090901082531.htm http://www.sciencedaily.com/releases/2009/08/090831214018.htm A Swedish study reveals new relationships between stress at work and development of rheumatoid arthritis. The study found that low decision latitude was associated with an increased risk of developing rheumatoid arthritis, according to both self-reported and job exposure matrix-derived information. Low decision latitude is also the component in the demand-control model that has most consistently been related to risk of cardiovascular disease. Furthermore, some evidence that those with high psychological job demands had a decreased risk of RA was found. Tue, 01 Sep 2009 14:00:00 EDT http://www.sciencedaily.com/releases/2009/08/090831214018.htm http://www.sciencedaily.com/releases/2009/08/090826191843.htm A study of 4,254 Canadian schoolchildren has shown a direct association between BMI and satisfaction with their body shape. The research shows a linear response for girls, who were happiest when thinnest, and a U-shaped response for boys, who were unhappy when they were too skinny or too fat. Fri, 28 Aug 2009 05:00:00 EDT http://www.sciencedaily.com/releases/2009/08/090826191843.htm http://www.sciencedaily.com/releases/2009/08/090826191852.htm Allowing teens to work too many hours in the wrong environment can be dangerous for their sexual health by fostering conditions that lead them to older sex partners, a new study shows. Fri, 28 Aug 2009 02:00:00 EDT http://www.sciencedaily.com/releases/2009/08/090826191852.htm http://www.sciencedaily.com/releases/2009/08/090825090749.htm Women hedge, issue disclaimers and ask questions when they communicate, language features that can suggest uncertainty, lack of confidence and low status. But men do the same. Wed, 26 Aug 2009 17:00:00 EDT http://www.sciencedaily.com/releases/2009/08/090825090749.htm