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Little is known regarding dietary habits and male reproduction.
Significant improvements seen for ejaculatory control, sexual satisfaction, and distress
However, potential association found between non-organic high-fat diary products and hypospadias
How much time a man spends watching television every day may affect his sperm count.
In men taking daily opioids, duration of action, but not dose, affects risk of hypogonadism
The drug, which is approved for treating men with erectile dysfunction, benign prostatic hyperplasia, or both conditions, also improved orgasmic function.
Changes in sex hormone levels may adversely affect hematocrit and contribute to an increased prevalence of thromboembolic stroke and anemia.
Investigators have found that moderate exercise may increase sperm production and quality but heavy exercising may harm sperm characteristics.
The malignancy is three times more likely to develop in boys with cryptorchidism.
Those who had ever smoked marijuana were almost twice as likely as non-users of marijuana to develop the disease.
The relapse-free survival at 10 years was 83% and 54% for stage IIA and IIB patients, respectively.
A recent study published in the Journal of Sexual Medicine tested which is the better way to perform preoperative genital hair removal on men.
A new study suggests that a healthy intake of micronutrients is strongly associated with improved sperm DNA quality in older men.
A diet rich in walnuts may significantly help improve vitality, motility, and morphology of sperm in health men aged 21-35.
Researchers observe improvement in vitality, motility, and morphology.
Investigators report that diabetic women receiving insulin treatment may be at higher risk for specific complications of lubrication and orgasm.
Risk highest for nonseminoma and mixed histology tumors.
Compared with men who do not have psoriasis, those with the condition had a 27% increased risk of sexual dysfunction.
Researchers believe their findings suggest post-natal risk factors modify testicular cancer risk.
More than one quarter of adolescent and adult males aged 15-45 report not having a testicular exam during a routine physical in the previous 12 months as recommended in American Cancer Society guidelines, according to data presented at the American Urological Association 2012 annual meeting.
Diets high in saturated fats may be associated with reduce semen quality, according to researchers at Massachusetts General Hospital.
Higher total fat intake was negatively related to total sperm count and concentration in an analysis of data from 99 men.
SAN FRANCISCO—Men and women who suffer an acute pelvic fracture that is severe enough to require surgery have a significantly increased risk of a decrease in sexual function, British investigators reported here at the American Academy of Orthopaedic Surgeons 2012 Annual Meeting,
ORLANDO, Fla.—Men who engage in moderate exercise have better sperm motility than sedentary men, according to a new prospective study presented at the American Society for Reproductive Medicine annual meeting.
ORLANDO, Fla.—As a man's sperm production declines, so does the proportion of sperm bearing the Y chromosome, thus decreasing the likelihood of siring a son, according to new data presented at the American Society for Reproductive Medicine annual meeting.
ORLANDO, Fla.—Better nutrition may make for better semen, according to two new studies presented at the American Society for Reproductive Medicine annual meeting.
ORLANDO, Fla.—Testosterone supplementation in elderly men with borderline low testosterone levels may not improve erectile dysfunction (ED) compared with placebo, new findings suggest.
A study comparing 325 men with palpable varicoceles and 510 men with vasectomy reversal without varicoceles revealed that men with varicocele had significantly lower testosterone levels than the comparison group (mean 416 vs. 469 ng/dL).
Serum levels of vitamin D are positively associated with sperm motility, suggesting a role for this nutrient in human sperm function, researchers reported in Human Reproduction (2011;26:1307-1317).
A study by Austrian and Canadian investigators suggests that cell phone use may reduce male fertility.
TESE/ICSI is effective in improving fertility in male cancer survivors, according to New York researchers.
A new study suggests that semen quality may be deteriorating in some parts of the world.
A new review suggests that men who are subfertile and trying to conceive a child may benefit from taking antioxidant supplements.
Salivary testosterone (Sal-T) can be used to diagnose androgen deficiency reliably in men with end-stage renal disease (ESRD), according to a Brazilian study.
Many male cancer patients may not be getting adequate advice and guidance when it comes to sperm banking. John Schieszer has the story in today's Medical Minute.
The FDA has approved a testosterone replacement therapy gel, a colorless and odorless preparation applied with one finger to the front and inner thighs.
Endocrinologist William Rosner, MD, Professor of Medicine at Columbia University in New York, explains to Renal & Urology News what impending testosterone-testing standardization—and the current lack of it—means to urology practice and research.
DENVER—Raw semen total motile count (TMC) is the best predictor of sperm motility and TMC after cryopreservation of sperm, according to study findings presented at the American Society of Reproductive Medicine annual meeting.
DENVER—Sperm quality may be related to the amount of dietary fat that men consume, according to researchers.
SAN FRANCISCO—Healthy lifestyle choices, such as not smoking and exercising regularly, may significantly impact urinary and sexual function, two studies suggest.
DENVER—Clomiphene citrate may enable subfertile men who are overweight or obese to increase testosterone levels and possibly improve semen parameters, according to a new study presented at the 66th Annual Meeting of the American Society for Reproductive Medicine.
Men who smoke more than 20 cigarettes a day have a 14% lower concentration of the protamine P2 than their nonsmoking counterparts, according to a study of 53 smokers and 63 nonsmokers.
Most men who undergo radiation therapy (RT) for prostate cancer will develop anejaculation, a new study shows.
CHICAGO—Testicular cancer survivors treated with chemotherapy and radiotherapy are at increased risk for cardiovascular disease (CVD), researchers reported at the American Society of Clinical Oncology annual meeting. These patients also are at higher risk for hypertension and diabetes.
Recurrence rates after percutaneous embolization are similar to those of surgery, researcher says.
BARCELONA—Alfuzosin 10 mg once-daily (OD) improves ejaculatory dysfunction in sexually active men with lower urinary tract symptoms (LUTS) suggestive of benign prostatic hyperplasia (BPH), according to new findings presented here at the 25th Anniversary European Association of Urology Congress.
Infertile men may be at increased risk for high-grade prostate cancer (PCa), according to researchers at the University of California-San Francisco.
Statin therapy may induce primary hypogonadism and should be considered a possible confounding factor when evaluating testosterone levels in patients with erectile dysfunction (ED), according to Italian researchers.
Adult circumcision appears to have little clinical benefit in terms of preventing urinary tract infections, sexual transmitted diseases, and penile cancer, according to a systematic review of eight studies.
Single-surgeon series shows it can decrease operative time compared with traditional procedures.
The American Urological Association (AUA) has formed a Male Circumcision Task Force and is collaborating with major international health care agencies to bolster adult male circumcision services in sub-Saharan Africa to combat the spread of AIDS.
Men with severe oligoasthenospermia may be able to avoid testicular sperm retrieval, data suggest.
LYON, FRANCE—Israeli researchers have reported promising preliminary results using low-intensity shock wave therapy to treat vasculogenic erectile dysfunction (ED).
Handsets in talk mode while in a trouser pocket could decrease sperm motility, a study suggests.
In elderly hypogonadal men, it can improve components of the metabolic syndrome, a study found
Protection may stem from a decrease in the number of HIV target cells following the procedure.
Men suffering from premature ejaculation had a sixfold increase in intravaginal ejaculatory time.
Extracorporeal shock wave therapy prevented increases in plaque size and curvature versus placebo.
Plaque incision and grafting with buccal mucosa may be a safe and effective treatment option for men with Peyronie's disease (PD).
TORONTO—Testosterone replacement therapy (TRT) may be effective in improving testosterone levels in hypogonadal men following radical prostatectomy (RP)
The Society for Assisted Reproductive Technology (SART) has developed an informed consent form for use by physicians when offering a host of assisted reproductive technology (ART) services, including in vitro fertilization (IVF), intracytoplasmic sperm injection, assisted hatching, and embryo cryopreservation.
SAN FRANCISCO—Multiplying total motile sperm count by the percent of normal sperm determined by strict morphology (TM×SM) may be a significant predictor of pregnancy when sperm morphology is less than 5%, according to a new study by Texas researchers.
With medical advances in spinal-closure techniques, shunting procedures for hydrocephalus, and renal preservation, a child born with spina bifida (SB) today has a 75%-90% chance of reaching adulthood. As a result, more males with SB are reaching sexual maturity and transitioning from pediatric to adult urologists. These individuals are in need of urologic care.
SAN FRANCISCO—Low-level laser therapy (LLLT) may perk up sperm and improve fertility rates, according to a newly released study.
SAN FRANCISCO—Three chemicals that are used in manufacturing and wind up in the environment may significantly decrease sperm motility and viability, new findings suggest.
Understanding how various sperm proteins function could lead to new methods of diagnosing and treating infertility, according to researchers.
Evidence from our latest study has demonstrated a cause-and-effect relationship between cell-phone usage and poor semen quality, recognized as a common cause for male factor infertility.
Understanding how various sperm proteins function could lead to new methods of diagnosing and treating infertility, according to researchers.
Off-label use of sildenafil (Viagra) relieved the sexual side effects of antidepressants for women in a recent clinical trial.
SAN FRANCISCO—Overweight men are no more likely to be infertile than normal-weight men, according to study findings presented here at the annual meeting of The Endocrine Society.
ORLANDO—Morbid obesity can cause sexual dysfunction in men, but new findings suggest that weight loss resulting from gastric bypass surgery may normalize sexual function.
SAN FRANCISCO—Low serum testosterone levels may be associated with an increased risk of death from cardiovascular causes and cancer, independent of age and other risk factors, according to a recent population-based study.
WASHINGTON D.C.—Percutaneous varicocele embolization is safe and effective for treating painful varicoceles and may improve sperm concentration in infertile men, according to Canadian researchers.
The consequences of anabolic steroid use is a treatment reality for many clinicians, including urologists. Although anabolic steroid use among professional athletes gets the lion's share of attention in the media, many more casual competitors partake as well.
WASHINGTON, D.C.—Weight loss which is achieved through Roux-en-Y gastric bypass surgery (GBS) may reverse abnormal reproductive hormone profiles in obese men, according to researchers.
WASHINGTON, D.C.—A recent survey identified what men would like in a semen collection room at an assisted reproduction clinic. They want sound privacy, cleanliness, and face-to-face instruction.
WASHINGTON, D.C.— Long-term use of vardenafil (Levitra) at the maximum recommended dosage does not adversely affect sperm concentration, total sperm count per ejaculate, or sperm morphology or motility, a study recently found.
WASHINGTON, D.C.—Diagnostic testis biopsies in men with non-obstructive azoospermia (NOA) will not provide definitive proof as to whether sperm will be found with a more intensive evaluation of the testes, according to researchers at New York-Presbyterian Hospital-Weill Cornell Medical Center in New York.
WASHINGTON, D.C.—A handful of cases suggest that finasteride (Propecia), a treatment for male pattern hair loss, may be harming male fertility.
WASHINGTON, D.C.—HIV infection in men need not be a barrier to fatherhood, according to new findings presented here at the American Society for Reproductive Medicine annual meeting.
WASHINGTON, D.C.—Higher intake of soy foods and soy isoflavones may be associated with lower sperm concentrations, data suggest.
WASHINGTON, D.C.—Men with a history of infertility may be at increased risk of testicular cancer, according to the largest study to date looking at this issue.
Should children with disorders of sex development (DSD) —in which genitalia, chromosomes, or reproductive systems diverge from what is considered the norm for females or males—have reconstructive surgery before they are old enough to make their own decisions?
WASHINGTON, D.C.—Frequent ejaculation may help reduce sperm DNA damage, according to a recent pilot study.
PARIS—Y-V preputioplasty is a viable alternative to circumcision for men with phimosis who wish to preserve their foreskin, according to investigators in the UK.
Researchers in Vienna say they have found evidence of a "female prostate," according to a report in the Journal of Sexual Medicine (2007;4:1388-1393).
Adult spermatogonial stem cells keep their pluripotency and plasticity throughout their lives, according to researchers. After successful differentiation of human spermatogonial stem cells from testicular parenchyma, it may be possible to develop an individual cell-based therapy.
TORONTO—Testosterone undecanoate administered every three months is a safe treatment for hypogonadal men, according to a four-year study.
ANAHEIM, Calif.—Testosterone replacement therapy (TRT) may be an appropriate treatment for hypogonadism in men following radical prostatectomy (RP), according to researchers.
TORONTO—Smooth and prolonged release of testosterone by transdermal delivery (Testopatch) translates into greater clinical improvement in hypogonadal men compared with oral testosterone, French researchers say.
TORONTO—Atorvastatin use may lower total testosterone and sex-hormone binding globulin (SHBG) in men with type 2 diabetes, a British study suggests. The statin had no effect on bioavailable or free testosterone.
TORONTO—Children who are conceived through in vitro fertilization (IVF) may be at increased risk of early metabolic syndrome, according to researchers in Greece.
TORONTO—Androgen deficiency in men aged 50 years and older may be associated with an increased risk of death, independent of adiposity and lifestyle choices, a study suggests. This association may be explained, in part, by the metabolic syndrome and elevated markers of inflammation.
VIENNA—Erectile dysfunction (ED) may be a common adverse effect of thalidomide used to treat hematologic diseases, according to a study presented here at the 12th Congress of the European Hematology Association.
TORONTO—Chronic use of 5-alpha-reductase inhibitors is associated with mild decreases in sperm count and semen volume, but these recover when men stop taking the drugs, according to data presented here at The Endocrine Society's annual meeting (ENDO 07).
Even though smoking cessation is the best solution for male and female smokers who have borderline fertility, in vitro use of synthetic cannabinoid analogs may offer an alternative in patients who cannot or will not stop smoking.
Neither dehydroepiandrosterone (DHEA) nor testosterone supplements confer any health benefits, according to a study.
There is increasing evidence that higher intake of fruits and vegetables may help ensure better sperm quality, researchers say.
A five-year study looking at the sperm characteristics from ejaculates of men presenting to an infertility clinic suggests there is a wide range of intrapatient variation in sperm characteristics that does not appear related to abstinence interval or age at semen collection, according to investigators.
Even though the American Urological Association has developed guidelines for numerous conditions, there are none for vasectomy. Yet this is one of the most common procedures performed by urologists, with more than 500,000 done annually in the United States.
