Brightsurf Science News & Current Events

June 15, 2008
Low testosterone may cause health problems that lead to erectile dysfunction
Men with erectile dysfunction should be examined for testosterone deficiency and the metabolic syndrome, because these conditions commonly occur together, a new study shows.

Severe insulin resistance may increase rate of pregnancy and birth complications
Testing pregnant women for insulin resistance with a simple blood test may be a new tool for predicting problems during pregnancy, according to a new study.

Diabetic women get less intense treatment of heart disease than men
Women with type 2 diabetes and heart disease have poorer control of both diseases and receive less intensive medical treatment than do men, a large new study found.

Current screening test for prediabetes in children misses the diagnosis too often
Obese children, who are at increased risk for prediabetes and type 2 diabetes, may not be getting the most appropriate test to screen for these conditions, a new Canadian study found.

Some patients may not need insulin for long-term control of type 2 diabetes
Some patients with type 2 diabetes can control their disease for years yet avoid insulin injections by using multiple classes of oral diabetic medications, a new study found.

Ebb and flow of the sea drives world's big extinction events
If you are curious about Earth's periodic mass extinction events such as the sudden demise of the dinosaurs 65 million years ago, you might consider crashing asteroids and sky-darkening super volcanoes as culprits.

UQ research finds aging is satisfying
University of Queensland research is turning conventional wisdom on its head when it comes to grumpy old men and women.

Stem cell researchers give old muscle new pep
When UC Berkeley bioengineers tweaked how adult stem cells reacted to biochemical signals regulating cell division, they gave muscle in old mice a shot of youthful vigor.

Hunger hormone increases during stress, may have antidepressant effect
New research at UT Southwestern Medical Center may explain why some people who are stressed or depressed overeat.

Overweight does not decrease sperm production
Overweight men are not more likely to be infertile, as past research has shown to be true in obese women, according to a new study.

Study is key for approval of first drug for female sexual dysfunction
Women are being recruited to participate in a new multi-center study of the safety of testosterone gel for postmenopausal women with low sexual desire.

Moderate fitness lowers risk of death for men with type 2 diabetes, whether obese or normal weight
Being even moderately physically fit lowers a diabetic man's risk of death, regardless of his weight, according to a new study.

UT Southwestern researchers create molecule that nudges nerve stem cells to mature
Inspired by a chance discovery during another experiment, researchers at UT Southwestern Medical Center have created a small molecule that stimulates nerve stem cells to begin maturing into nerve cells in culture.

Estrogen therapy helps or hurts the brain depending on reproductive status
Estrogen therapy may limit stroke damage if started close to, but not long after reproductive cycles are over, according to a new animal study. 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