Brightsurf Science News & Current Events

March 07, 2015
Decreased sexual activity, desire may lead to decline in serum testosterone in older men
In older men, decreased sexual activity and desire, not erectile dysfunction, may cause serum testosterone to decline, a new study from Australia finds.

Men's heart disease risk linked to high testosterone and low estrogen
Why men have more heart disease than premenopausal women has been unclear, but a new study shows that the sex hormones testosterone and estrogen alter cardiovascular risk factors in a way that raises a man's risk of heart disease.

Liraglutide may help overweight and obese adults lose weight safely and effectively
Obesity guidelines recommend an initial weight loss goal of 5 to 10 percent of start weight to improve health.

Sleep apnea is common in women with pregnancy diabetes
Obstructive sleep apnea is prevalent in obese, pregnant Asian women with gestational diabetes, even when their diabetes is controlled by diet, a new study from Thailand finds.

Scent-trained dog detects thyroid cancer in human urine samples
A trained scent dog accurately identified whether patients' urine samples had thyroid cancer or were benign (noncancerous) 88.2 percent of the time, according to a new study, to- be presented Friday at the Endocrine Society's 97th annual meeting in San Diego.

Female fetuses exposed to tobacco smoke may have increased diabetes risk in middle age
A fetus exposed to tobacco smoke may be at increased risk for diabetes in adulthood, a new study of adult daughters finds.

San Diego clinic finds high need for treatment of transgender youth
A new study has confirmed that transgender youth often have mental health problems and that their depression and anxiety improve greatly with recognition and treatment of gender dysphoria.

Experimental drug turns 'bad' white fat into 'good' brown-like fat
An experimental drug causes loss of weight and fat in mice, a new study has found.

Testosterone nasal gel works best at three doses a day, study finds
A new testosterone nasal gel raises men's low testosterone levels to normal, with few side effects, according to the results of a phase 3 clinical trial to be presented Saturday at the Endocrine Society's 97th annual meeting in San Diego.

After breast cancer diagnosis, risk of thyroid cancer goes up
Breast cancer survivors are at increased risk of developing thyroid cancer, especially within five years of their breast cancer diagnosis, according to a new analysis of a large national database. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to