Low testosterone, men's empathy can determine parenting skills

As they age, men often get concerned about their testosterone levels dropping. And rightfully so--it affects their sex drive and other health factors.

Paper-based test could diagnose hepatitis B and assess male fertility at low cost

Scientists have developed a new paper device that analyzes DNA and could rapidly and inexpensively assess disparate conditions including hepatitis B and male infertility, which together affect...

How common is sexting among married couples?

Married couples do report sexting, but it is much less common than in young adult relationships and consists more of intimate talk with their partners than sending nude or nearly nude photos via...

Restoring testosterone rather than replacing it helps safeguard a man's fertility

Restoring testosterone production in men may be as effective as replacing it, without compromising their fertility.

Genetic testing could identify men at a 10-fold increased risk of testicular cancer

A new study of more than 25,000 men has uncovered four new genetic variants associated with increased risk of testicular cancer.

Increased risk of large bowel cancer for each 1 cm rise in waist circumference

Experts speaking at the 23rd United European Gastroenterology Week (UEG Week 2015) in Barcelona, Spain today revealed compelling evidence of the link between excess body weight and risk of colorectal...

New testosterone guideline to help Canadian physicians diagnose and treat patients

Controversy exists about how to manage patients with low testosterone, and many health care professionals are reluctant to treat testosterone deficiency, but a new guideline aims to provide a road...

Study explores economic impact of cancer diagnoses on families

A new analysis by University of Wyoming researcher Anna Zajacova indicates that when American adults are diagnosed with cancer, they experience significant decreases in the probability of working, in...

New study characterizes pediatric emergency department visits attributed to contact with law enforcement

Researchers from UH Rainbow Babies & Children's Hospital find most injuries resulted from a blow or manhandlingIn a first-of-its-kind study, researchers at University Hospitals Rainbow Babies ...

Porn: is it different for girls?

The majority of adolescents with access to the internet have watched sexually explicit materials on the internet.

Study examines the effects of childhood trauma on later sexual well-being

Among 96 former Swiss indentured child laborers, 22 individuals showed post-traumatic stress disorder (PTSD) symptoms and 53 reported having experienced childhood trauma.

Low quality of life and depression may contribute to erectile dysfunction in men with sleep apnea

Burdens related to poor sleep may put men with sleep apnea at increased risk of erectile dysfunction.

Penn: Stressed dads affect offspring brain development through sperm microRNA

More and more, scientists have realized that DNA is not the only way that a parent can pass on traits to their offspring. Events experienced by a parent over a lifetime can also have an impact.

Better communication about sex is just as effective as "Female Viagra"

A hormone treatment with oxytocin improves the sexual experience of women suffering from sexual dysfunction.

New test could make chemo unnecessary for many with testicular cancer

A new test that can predict relapse of the main type of testicular cancer could spare many men the side effects of chemotherapy after surgery.

New test could make chemo unnecessary for many with testicular cancer

A new test that can predict relapse of the main type of testicular cancer could spare many men the side effects of chemotherapy after surgery.

Researchers propose novel solution to HIV prevention

UC Riverside-led study, conducted in Peru, points to rectal microbicides delivered as enemas or douches as a possible tool to prevent HIVEnemas are commonly used by men who have sex with men...

Alcohol and first sexual experience: Risks for young women

If a young woman's first sexual experience involves alcohol, she is more likely to be at risk for problems such as sexual assault, and this risk may persist in her future, new research finds.

Researchers propose novel solution to HIV prevention

UC Riverside-led study, conducted in Peru, points to rectal microbicides delivered as enemas or douches as a possible tool to prevent HIVEnemas are commonly used by men who have sex with men...

Updated Pap smear test guidelines lead to decreased STI screening, study finds

Following the introduction of Cancer Care Ontario's 2012 cervical cancer screening guidelines, female patients were 50 per cent less likely to undergo screening for sexually transmitted infections, a...

Ebola virus found in semen 9 months after symptom onset

Male survivors of the Ebola virus still have sperm that tests positive for genetic material from the virus 9 months later, prompting concerns about sexual transmission.

Ebola virus found in semen 9 months after symptom onset

Male survivors of the Ebola virus still have sperm that tests positive for genetic material from the virus 9 months later, prompting concerns about sexual transmission.

Peers and mental health can influence dating violence

A new emergency department study from the University of Michigan Injury Center looks deeper at risk and protective factors among teenagers who report dating violence and alcohol use.

Extra brain cells make males remember sex

A pair of neurons have been found in the brain of male nematode worms that allow them to remember and seek sex even at the expense of food.

Extra brain cells make males remember sex

A pair of neurons have been found in the brain of male nematode worms that allow them to remember and seek sex even at the expense of food.

Prenatal exposure to fracking chemicals may affect men's fertility

Male mice exposed to fracking chemicals prenatally had lower sperm count, higher testosterone levels and larger testicles that nonexposed mice, reveals the results of a new study.

Fears that sterilization procedure is unsafe

A female sterilization device approved in 2002 may be no more reliable in preventing pregnancy than laparascopic sterilization and is more likely to lead to complications.

Research points to new treatment for prostate condition

An unexpected discovery by scientists at the University of York could potentially pave the way for new treatments for benign enlargement of the prostate, a condition which affects more than 200...

HIV drugs provide added benefit of protecting against hepatitis B virus

But researchers urge men at risk to step up rates of HBV vaccinationFast Facts Research shows effective HIV therapy can lower the risk of infection with the hepatitis B virus (HBV).

HIV drugs provide added benefit of protecting against hepatitis B virus

But researchers urge men at risk to step up rates of HBV vaccinationFast Facts Research shows effective HIV therapy can lower the risk of infection with the hepatitis B virus (HBV).

A man's life behaviors may impact grandchildren's health

Researchers suggest a man's life behaviors may alter a protein found in sperm to influence the health of both his children and grandchildren.

New test can predict a man's sexual orientation

Researchers have created an algorithm that identifies genetic changes to predict whether a man is homosexual or heterosexual with up to 70% accuracy.

"The problem of resistance: sexually transmitted infections are becoming more difficult to control"

Almost 400,000,000 people worldwide aged 15-49 years acquire one of four sexually transmitted infections (STIs) each year, as Prof.

UNC-Chapel Hill researchers reveal type of vaginal bacteria that protects women from HIV

Some women were found have a stronger (or more effective) natural barrier against HIV and other sexually transmitted infectionsResearchers at the University of North Carolina at Chapel Hill have...

The father effect - discovery of how environmental memories may be transmitted from a father to his grandchildren

If you have diabetes, or cancer or even heart problems, maybe you should blame it on your dad's behaviour or environment. Or even your grandfather's.

Epigenetic algorithm accurately predicts male sexual orientation

Findings reported at ASHG 2015 Annual MeetingAn algorithm using epigenetic information from just nine regions of the human genome can predict the sexual orientation of males with up to 70 percent...

In the sex lives of male worms in the lab, 1 gene makes a big difference

For tiny nematode worms of the species Caenorhabditis elegans--one of the workhorses of modern biology--males are rare and all but irrelevant in nature. That's because the vast majority of C.

Popular crime shows may help reduce sexual assault

WSU study reveals 'Law & Order' viewers have healthier understanding of sexual consentA new study reveals viewers of "Law and Order" have a better grasp of sexual consent than viewers of other...

Sex is more likely on days college students use marijuana or binge drink

Undergraduate college students were more likely to have sex on days they used marijuana or binged on alcohol than on days they didn't, new research from Oregon State University has found.

Male suicide on rise as result of austerity

Young males between the ages of 10 and 24 have committed suicide in growing numbers as a direct result of austerity measures brought in across Europe following the 2009 recession.

Vaginal microbes influence whether mucus can trap HIV virus

HIV particles are effectively trapped by the cervicovaginal mucus from women who harbor a particular vaginal bacteria species, Lactobacillus crispatus.

Sex 'alters' immune system to increase chances of pregnancy

New research suggests that having sex - even during so-called non-fertile periods - changes the immune system, increasing chances of conception.

IUD option becoming available immediately after birth

Contraception is increasingly being offered to women immediately after giving birth, as insurers see the cost benefits of helping women prevent dangerous, unwanted pregnancy.

How health professionals help and hinder eradication of female genital mutilation

Migration has transferred the practice of genital mutilation of girls and women to countries where it was not common or does not originate, and the World Health Organization is campaigning to...

Study finds high HPV prevalence in subset of Peruvian men

UC Riverside-led study advocates stepping up HPV vaccination delivery to high-risk groups such as men who have sex with menA decade ago, a clinical trial of human papillomavirus (HPV) vaccine in...

Testosterone levels improve in obese men following a common weight-loss operation

New study shows that a sleeve gastrectomy procedure is beneficial in lowering BMI and raising testosterone levels in obese men, leading to other health benefitsA common weight-loss operation...

Expectant dads get depressed too

Transition to parenthood can be a difficult life event. It can have an impact on both parents and on the long-term development of the child.

Study finds high HPV prevalence in subset of Peruvian men

UC Riverside-led study advocates stepping up HPV vaccination delivery to high-risk groups such as men who have sex with menA decade ago, a clinical trial of human papillomavirus (HPV) vaccine in...

Many women experience "post-sex blues"

Very few studies on female sexual dysfunction have looked at postcoital dysphoria (PCD), or "post-sex blues," which is characterized by tearfulness, a sense of melancholy or depression, anxiety...

Spay, neuter, or shot? How an injection could be the future of animal control

A single shot into the muscle is enough to stop egg and sperm production in mice, report California Institute of Technology scientists on October 5 in Current Biology.