Brightsurf Science News & Current Events

June 23, 2012
Investigational hormone replacement promising treatment for rare disorder
An investigational parathyroid hormone replacement effectively treated a rare disorder characterized by low calcium and high phosphate levels in the blood, a new study finds.

Low steroid levels linked to increased risk of cardiovascular disease
Low levels of a naturally occurring steroid are associated with an increased risk of heart and blood-vessel disease in elderly men, a new study finds.

Declining testosterone levels in men not part of normal aging, study finds
A new study finds that a drop in testosterone levels over time is more likely to result from a man's behavioral and health changes than by aging.

Hyperthyroidism linked to increased risk of hospitalization for heart and blood-vessel disease
An overactive thyroid gland, or hyperthyroidism, may increase the risk of hospitalization for heart and blood-vessel disease even after surgery to remove the gland, according to a new study.

Timing of menopause symptoms relates to risk markers for heart disease, stroke
The hot flashes and night sweats that most women experience early in menopause are not linked to increased levels of cardiovascular disease risk markers unless the symptoms persist or start many years after menopause begins.

Exercise with diet improves insulin sensitivity much more than diet alone
Obese older adults can reduce their chance of developing the metabolic syndrome by losing weight through dieting alone, but adding exercise to a weight loss program has even more benefit, a new study finds.

Fungicide used on farm crops linked to insulin resistance
A fungicide used on farm crops can induce insulin resistance, a new tissue-culture study finds, providing another piece of evidence linking environmental pollutants to diabetes.

Long-term testosterone treatment for men results in reduced weight and waist size
In testosterone-deficient men, major weight loss was an added benefit of testosterone replacement therapy for most of the patients who participated in a new study.

Full-term children conceived with fertility drugs are shorter than their peers
Among children born full term, those conceived with the help of fertility drugs are slightly shorter than naturally conceived children but overall are physically healthy, a new study finds.

Mild thyroid dysfunction in early pregnancy linked to serious complications
Even moderate thyroid dysfunction during early pregnancy significantly increases the risk of serious complications, underscoring the need for universal screening in the first trimester, a new study finds.
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