Brightsurf Science News & Current Events

July 09, 1999
Readily available emergency contraception has not replaced conventional methods in adolescents in Finland
Readily available emergency contraception has not become a contraceptive choice replacing conventional methods among adolescents in Finland, report researchers in this week's BMJ.

Dieters need intensive support during holidays
With daily support from weight counselors, dieters can resist holiday temptations, new research shows.

Many patients with diabetes do not follow advice to monitor blood glucose
People with diabetes do not self-monitor their glucose levels as often as they should, find researchers in this week's BMJ.

New, less invasive repair of major artery defect
Physicians at the University of North Carolina at Chapel Hill are testing a new, less invasive method for repairing abdominal aortic aneurysms, potentially dangerous defects of the body's major artery found often in the elderly.

Wake Forest research explores link between stress and depression
Do the stresses of everyday living take their toll on our health?

Scientists visualize key molecular interactions that activate the immune response to foreign proteins
A paper in today's Science defines a major step in the complex molecular dance that the immune system performs to protect our bodies from viruses and other foreign invaders.

Head trauma damages DNA repair mechanism
Researchers at the University of Pennsylvania Medical Center have shown for the first time that brain trauma alters the specific pathways for recognizing DNA damage and initiating the DNA repair process.

Whirlpools of light offer speedy data transmission
Small lasers can produce complex patterns of tiny optical vortices, whirlpools of light less than ten thousandth of an inch across.

Food should be fortified with folic acid to ensure all mothers receive recommended daily requirements
Foods should be fortified with folic acid to ensure that women considering trying for a baby receive the recommended levels of this important nutrient, say commentators in this week's BMJ.

Heat damage to "photosynthesis engine" in symbiotic algae may be among major causes of coral bleaching
Recent studies have strongly implicated the gradual warming of ocean temperatures as a major cause of coral reef bleaching, and a new study by researchers at the University of Georgia confirms it.

A first: Endangered puaiohi birds fledge four chicks in the wild
A highly endangered native Hawaiian bird species has taken a small but significant step back from the brink of extinction.

Human Genome Sciences announces the discovery of a novel immune stimulant
Human Genome Sciences (HGS) announces discovery of a novel immune stimulant that may have significant medical use.

Losing hostility makes heart patients healthier
Heart patients who are hostile can become healthier by improving their attitude, new research shows.

Women don't understand own health risks
Women understand health risks for males better than for females, a new study shows.

American Sociological Association's 94th Annual Meeting to be held in Chicago August 6-10
Nearly 5,000 registrants are expected to participate in the 1999 Annual Meeting of the American Sociological Association this year in Chicago.

Single amino acid change in herpes virus prevents it from infecting neurons
Researchers at the University of Chicago have found that a single amino acid change in a viral protein called ICP0, stops the herpes virus from entering the nervous system.

Mice show function of gene that causes two types of blindness
UT Southwestern Medical Center at Dallas scientists have used genetically altered mice to help explain two types of human blindness, one that occurs in children and another that develops in approximately one in four adults over 65.

Sensible health warnings to stay out of sun may also be denying some people the benefits it provides
Are the effects of the sun bad for all people?

Protein in eyes may be potential treatment for leading causes of blindness
Northwestern researchers have found that a protein found naturally in the healthy retina halts excessive blood vessel growth in the eye and may one day be used as a treatment for diabetic retinopathy and macular degeneration, the leading causes of blindness in the Western world.

Hope protects bereaved, HIV-positive men
Bereaved, HIV-positive men stay healthier longer if they remain optimistic, a new study suggests.

Well-adjusted moms have healthy births
Women who feel positive about themselves, their futures, and their ability to control important aspects of their lives are likely to bear healthy-weight infants, even under difficult circumstances, a new study reports.

Women at high risk for breast cancer may avoid mammograms
A combination of psychological distress and lack of conscientiousness can deter women at high risk of breast cancer from getting a mammogram, according to a new study conducted by scientists at Georgetown University Medical Center.

Phobias deter chronically ill from seeking regular treatment
Phobias prevent persons with chronic illnesses such as diabetes and heart disease from getting the regular medical care they need, a new study by John Hopkins University scientists shows.

Gym class: Ripe for a makeover
Make gym class fun, a research team recommends, and kids will exercise more outside of class.
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