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men in Biological News

Older men more likely than women to die after pneumonia

PITTSBURGH, April 29 Differing biological response to infection between men and women may explain higher death rates among older men who are hospitalized with community-acquired pneumonia (CAP). The findings, published online in the Critical Care Medicine journal, may have important implication...

First at-home test for vasectomized men proves to be safe, accurate

CHARLOTTESVILLE, VA (November 13, 2008) In a report now available online and scheduled to be the cover story of the December 2008 issue of the Journal of Urology, University of Virginia Health System researcher John C. Herr, PhD and his colleagues have confirmed the accuracy and reliability of ...

Researchers discover baldness gene: 1 in 7 men at risk

This release is also available in French . Researchers at McGill University, King's College London and GlaxoSmithKline Inc. have identified two genetic variants in caucasians that together produce an astounding sevenfold increase the risk of male pattern baldness. Their results will be publ...

Study reveals specific gene in adolescent men with delinquent peers

TALLAHASSEE, Fla. -- Birds of a feather flock together, according to the old adage, and adolescent males who possess a certain type of variation in a specific gene are more likely to flock to delinquent peers, according to a landmark study led by Florida State University criminologist Kevin M. Bea...

Obese men have less semen, more sperm abnormalities, and should lose weight before trying for a baby

This release is available in Spanish . Obese men should consider losing weight if they want to have children, a scientist told the 24th annual conference of the European Society of Human Reproduction and Embryology today (Wednesday 9 July). Dr. A Ghiyath Shayeb, from the University of Aberd...

Treatment delays result in poor outcomes for men with breast cancer

Men who develop breast cancer are often not treated until the disease has spread to the point that treatment becomes difficult, new results show. Although most breast cancer patients are women, men make up roughly 1% of cases, Dr. Marina Garassino from the Orion Collaborative Group reports at t...

Testosterone replacement theraphy beneficial in men 60 and older

SAN DIEGO, CA The risk of osteoporosis (bone fracture) in women is highly recognized by the public. Less appreciated is the fact that the disorder also occurs in men. Some two million males have been diagnosed with osteoporosis and another three million are at risk. Gender-based hormones and...

MIT: Why men are more prone to liver cancer

CAMBRIDGE, Mass.--A fundamental difference in the way males and females respond to chronic liver disease at the genetic level helps explain why men are more prone to liver cancer, according to MIT researchers. This is the first genome-wide study that helps explain why there is such a gender ef...

Are some men predisposed to pedophilia?

October 22, 2007 (TORONTO) Height may point to a biological basis for pedophilia, according to new research released by the Centre for Addiction and Mental Health (CAMH). The study found that pedophilic males were shorter on average than males without a sexual attraction to children. The stud...

Study shows some athletic men may risk low bone density

COLUMBIA, Mo. According to the National Osteoporosis Foundation, osteoporosis affects more than 2 million men in the United States and nearly 12 million more have osteopeniaclinically significant low bone density that is less severe than osteoporosis. Now, a new study from the University of Miss...

University of Minnesota study refutes belief that black men have more aggressive prostate cancer

A University of Minnesota study of prostate cancer tumors from Caucasian and African-American men has shown no evidence that the cancer is more aggressive in black men. Lead investigator Akhouri Sinha, a professor of genetics, cell biology, and development and research scientist at the Minneapolis...

Women more depressed and men more impulsive with reduced serotonin functioning

Philadelphia, PA, September 17, 2007 Women and men appear to respond differently to the same biochemical manipulation. Major depressive disorder (MDD) is one of the most common mental disorders, and it is also one of the most studied. It is already known that reduced serotonin transmission cont...

Hypertension develops early, silently, in African-American men

BETHESDA, Md. (Nov. 17, 2008) − Young and healthy African-American men have higher central blood pressure and their blood vessels are stiffer compared to their white counterparts, signs that the African American men are developing hypertension early and with little outward sign, according to...

Women do not recover their muscle strength as fast as men

HILTON HEAD, SCWomen are four times more likely than men to experience a broken forearm and require a cast (immobilization). To examine whether the effects of casting were similar between the sexes, researchers examined immobilized volunteers for a period of three weeks. They determined that while...

Study finds that even aloof husbands have lower testosterone levels than unmarried men

A fascinating new study is the first outside of North America to observe lower testosterone levels among married men. Supporting a growing body of research, the study reveals that even married men who are considered aloof spouses and provide minimal parenting have much lower testosterone levels th...

Contraception: progress brings hope for new methods for men

For decades, pundits have predicted new contraceptives for men within the next 5 to 10 years. Are we really getting any closer? Judging from work presented today at the second "Future of Male Contraception" conference, the answer may finally be yes. But will men actually use a new method if r...

It's OK for men with high blood pressure to have a drink or two, new study finds

A prospective cohort study of nearly 12,000 men with hypertension found that men who drank moderately had reduced risk of heart attacks. A glass of beer, a glass of wine, or a shot of liquor each counts as one drink. Moderate consumption of alcohol is known to be linked to a lower risk of he...

Vasectomy may put men at risk for type of dementia

Northwestern University researchers have discovered men with an unusual form of dementia have a higher rate of vasectomy than men the same age who are cognitively normal. The dementia is Primary Progressive Aphasia (PPA), a neurological disease in which people have trouble recalling and understan...

New measure of sexual arousal found for both men and women

According to a new study published in the latest issue of The Journal of Sexual Medicine and conducted in the Department of Psychology of McGill University, thermography shows great promise as a diagnostic method of measuring sexual arousal. It is less intrusive than currently utilized methods, and...

Older men treated for early prostate cancer live longer than those who are not

Recent findings from an observational study by researchers at the University of Pennsylvania School of Medicine suggest that men between 65 and 80 years of age who received treatment for early stage, localized prostate cancer lived significantly longer than men who did not receive treatment. The st...

Do angry men get noticed?

By comparing how quickly human facial expressions of different types are detected in a crowd of neutral faces, researchers have demonstrated that male angry faces are a priority for visual processing ?particularly for male observers. The findings are reported by Mark Williams of the Massachusetts I...

Injection may prevent infertility in men receiving cancer chemotherapy

It may be possible to protect the testes of cancer patients against the loss of fertility caused by chemotherapy, a scientist told the 22nd annual conference of the European Society of Human Reproduction and Embryology in Prague, Czech Republic on Tuesday 20 June 2006. Mr. Alon Carmely from Bar-I...

One in 14 men having a heart attack drive themselves to hospital

Seven per cent of men having a heart attack drove themselves to hospital and only 60 per cent went by ambulance, according to research published in the latest Journal of Advanced Nursing. The study, which looked at 890 heart attack patients admitted to six major teaching hospitals in Dublin, So...

Aspirin reduces cardiovascular risks in men and women -- but differently

Aspirin can significantly reduce the risk of cardiovascular events -- a combined endpoint including stroke, heart attack and death due to cardiovascular disease -- in both men and women, according to a new meta-analysis of more than 95,000 patients by a Duke University Medical Center cardiologist. ...

Moving to the US increases cancer risk for Hispanics

...ire higher risk for diet-related cancers relatively quickly. Furthermore, Cuban males had higher incidence of tobacco-related cancers; Puerto Rican men had high incidence of liver cancer; and Mexican women had a higher incidence of cervical cancer. For all cancers combined, risk for most cancers w...

Holding breath for several minutes elevates marker for brain damage

...e after such performances offers the possibility to address this question." Breath hold experiment Nine competitive breath-hold divers (eight men and one woman) took part in this study, along with six individuals who had limited experience with breath-hold diving. The nine competitive divers for...

DNA computation gets logical at the Weizmann Institute of Science

...posed by Aristotle over 2000 years ago as a simple ifthen proposition: 'All men are mortal. Socrates is a man. Therefore, Socrates is mortal.' When fed a rule (All men are mortal) and a fact (Socrates is a man), the computer answered the quest...

Race/ethnicity, family income and education associated with sugar consumption

...e part of the National Institutes of Health. In men and women, intakes of added sugars were inversely ...ntake according to racial/ethnic categories. Black men had the highest intake among men, although white and American Indian/Alaskan Native men were also high. Black women and American Indian/Al...

Health benefits of physical activity more pronounced in women

...owever, few of these studies have included enough participant diversity to provide ethnic breakdowns. Now, a long-term study of over 8,700 middle-aged men and women provides race- and gender- specific data on the cholesterol effects of physical activity, with the interesting result that women, particular...

Knee injuries may start with strain on the brain, not the muscles

...s group again tested the single leg landings of 13 men and 13 women after working the legs to fatigue. While both men and women suffer an epidemic of ACL injuries, wome...to eight times likelier to tear this ligament than men while playing the same sport. However, the study s...

Newly discovered gene fusion may lead to improved prostate cancer diagnosis

...Weill Cornell Medical College. "Currently, PSA testing is the standard of care, yet it is not accurate enough to predict prostate cancer, because many men may have an elevated PSA level, but have benign conditions such as inflammation of the prostate." It is important to distinguish harmful cancer fro...

$2 million grant aids study of lung cancer in people who never smoked

...as many as 25 percent of all lung cancers worldwide 15 percent of those in men and 50 percent of those in women are not attributable to smoking, although the figures for the U.S. are somewhat lower (10 percent of men and 20 percent of women for a total of 27,000 cases per year). "If you c...

Genetic marker linked to problem behaviors in adults with developmental disabilities

...llectual disabilities," Kennedy said. The researchers studied 105 white men between the ages of 18 and 50. The individuals were divided into three grou...hout problem behavior, and a typically developing control group. Only white men were sampled because the MAOA gene is linked to the X chromosome and also i...

Our brain looks at eyes first to identify a face

...olution, regardless of the distance between the face and the beholder. Until now, the reason for this was unclear. The analysis of the pictures of 868 men and 868 women in this study could help to explain this. The results obtained by Kiel indicate that the most useful information is drawn from the im...

A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline

...lleagues examined this issue using data from The Third National Health and Nutrition Examination Survey (NHANES III, 1988-1994). They identified 1,799 men and women age 60 and older who had data on levels of aerobic-related physical activity (AR-PA), such as walking, jogging, bicycling or swimming; menta...

'Show me the money!' MDA greenlights grants

...n treatment of the devastating Duchenne muscular dystrophy (DMD) have prolonged boys' lives, physicians are seeing more heart disease develop in young men living with the disease. "The longer patients with DMD live, the greater the risk of cardiac complications. In this study, we hope to improve c...

22nd Congress of the European College of Neuropsychopharmacology, Sept. 12-16, 2009, Turkey

...ated psychosocial risk factors such as reduced job security, work intensification, and a poor work-life balance become more widespread, affecting both men and women. Most European countries have recognised mental health as a priority area in recent years. The European College of Neuropsychopharmacology ...

Army study improves ability to predict drinking water needs

...tions more accurate In this study, the researchers collected data on 80 men and 21 women who exercised in the laboratory under varying conditions of wo... researchers then cross validated the new equations, using new data from 21 men and 9 women. One of the equations increased the prediction accuracy by 58% ...

Playing it safe

...gramming process. ( Cell Stem Cell , July 2, 2009) The testis is a sensitive organ and an astonishing one at that. Even at the age of 70, 80 or 85, men have cells that constantly produce new sperm. Therefore, they can conceive embryos and become fathers at almost any age - assuming they can find a suf...

Triggering muscle development -- a therapeutic cure for muscle wastage?

... Scientists in the UK and Denmark have shown that if elderly men were given growth hormone and exercised their legs showed an appreciable muscle mass increase. Dr. Geoff Goldspink (Royal Free and University College ...
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