Tag: "why" at medical news
Community MRSA is re-emergence of 1950's pandemic
...nt share many of the same features, which explains why
1950s pandemic was so successful, but also shows why
community acquired MRSA could pose such a serious public health challenge in coming years. "The comm...
Asthma patients' immune systems respond differently with allergies
...th a wide variety of therapeutic responses. That's why
Dr. Leal-Berumen's laboratory became interested in studying the different response of these cytokines in asthma patients when they were and were not experiencing allergies. The study involved 10 patients with clinical diagnosis for allergic rhinitis,...
Study shows that a kidney transplant can reverse heart failure
... for Organ Sharing. Dr. Wali says it is not clear why
prolonged dialysis reduces the benefits of kidney ..., where they can systematically seek to understand why
kidney transplantation successfully treats heart failure."...
Differential heart-attack risks among blacks, whites remain mystery
...uled out one of the most prominent explanations of why
elevated levels of a fat-carrying protein called "...st one of the leading theories that aim to explain why
increased levels of Lp(a) in the bloodstream lead to different risk factors for whites and African-A...
Studies examine menopausal hormone therapy and risk of breast cancer recurrence
... therapy used in the Stockholm trial could explain why
the trial's results differed from those of the HABITS trial. "Although it is tempting to speculate that treatment regimens with estrogen and a minimum of progestogen may be safe, the management of menopausal symptoms and quality of life for patients ...
Asthmatics naturally deficient in antiviral immunity, report scientists
...Journal of Experimental Medicine, helps to explain why
asthmatics are more susceptible to respiratory virus infections -- the cause of the vast majority of acute asthma attacks in both adults and children. The researchers, from Imperial College London and University of Southampton, found that asthmatics ...
Study reveals drinking alcohol reduces breast milk supply in women
... mothers' perception of breast fullness explaining why
the folklore may have persisted for centuries. "This information is important for women," comments Julie Mennella, PhD. "If a mother is drinking alcohol just to improve the quality or quantity of her milk, she needs to know that there is no evidence...
Bacterial infection associated with heart attack in young men
...rt attacks]," she said. "We don't fully understand why
we're seeing this association on a biologic level." Past studies of C. pneumoniae's relation to heart attack have had conflicting results--some show an association between the bacterial infection and heart attacks, but others don't. People with C. pn...
OHSU scientist helping explain basis of psychotic behavior
...rcher is among an international team closing in on why
many people with schizophrenia and other psychotic disorders are "supersensitive" to the powerful neurotransmitter dopamine. David Grandy, Ph.D., associate professor of physiology and pharmacology, OHSU School of Medicine, co-authored a study appeari...
About 70 percent of older adults use alternative medicine
... alternative medicine." However, the exact reasons why
these older adults used alternative medicine is not known from this research and needs further study, Hong said. The fact that those who were less satisfied with their health care were more likely to use alternative medicine does suggest some people ...
Fifteen-year hunt uncovers gene behind 'pseudothalidomide' syndrome
...ts syndrome, but we hadn't been able to figure out why
or how," says Ethylin Jabs, M.D., a professor in the McKusick-Nathans Institute of Genetic Medicine at Johns Hopkins. "Just within the last few years have the genetic techniques, the genomic information, and the computer analysis become powerful enou...
Exercise may not be good enough to reduce mild hypertension in older people, Hopkins experts say
...cisers. According to Stewart, it remains unclear why
the systolic blood pressure dropped nearly as much...ink to lowering blood pressure, could also explain why
exercise helps to improve overall heart health. We are also interested in learning if longer period...
Few women at risk for breast cancer willing to use drug to prevent the disease
...even among high-risk women. Understanding reasons why
women decline to take tamoxifen even after education provides substantial opportunities for tailoring patient education to specific groups and developing new classes of cancer prevention drugs. Joy Melnikow, M.D., M.P.H. of the University of Californ...
'Nanoshells' simultaneously detect and destroy cancerous cells
...t is well-known for its biocompatibility, which is why
it has found use in a variety of medical applications in the past. "There is a prior history of the use of gold inside the body that makes the safety issues somewhat easier to address," Drezek says. Of course, any new technology requires extensive sa...
University of Chicago receives grant to study connections between religious beliefs and health
...f and reported depression. In order to determine why
African Americans were more likely to have depression reduced by religious belief, the team measured feelings of alienation, which they hypothesized may have an impact on depression. Because of discrimination and related experiences, African Americ...
Will cancer vaccine get to all women?
...s. "But people will say 'My girl is very virtuous, why
vaccinate?' It will be a real challenge, not like other vaccines." Last but not least is the cost. Ganguly is trying to arrange for an HPV vaccine to be produced cheaply in India. But there are fears India's new patent laws will make licensing deals ...
Exercise variety - not intensity - appears to reduce some Alzheimer's disease risk
... risk, according to the report. "We don't yet know why
this association exists or what causes it. It could well be that maintaining a variety of activities keeps more parts of the brain active, or that this variety reflects better engagement in both physical and social activities. Confirmation of this as...
Ibuprofen may lower risk of Parkinson's disease
...Parkinson's remains unclear. "The mechanisms as to why
ibuprofen protects against the disorder are not clear, and this is the area where we need more research," said Chen. Age, gender, and smoking status known risk factors for Parkinson's disease could not explain the results. No significant associati...
College students likely drink much more alcohol than they think they do
...e serving-size information on their containers, or why
they do not do so voluntarily, is way beyond my un...iner. If that information is on grape juice, then why
isn't it on wine, which is just fermented grape juice?" Both Tapert and White noted the implication...
Alcohol magnifies the rewarding effects of smoking, even for light smokers
...ed throughout the declining limb. "One theory for why
some people smoke when they drink is that nicotine may offset the sedative effects of alcohol," said King. "However, we showed that the desire to smoke sharply increased within a half hour after drinking, which is when alcohol's stimulant-like as o...
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