Laser measurements reveal biological basis of distance perception
...eveal, for example, that the tendency of people to estimate the distance of isolated objects as being six to 12 feet away arises because that is the average distance of actual objects and surfaces in the visual scenes people encounter. Thus, said the Duke University Medical Center neurobiologists, the findin...Conference considers compensating organ donors
...ict the effects of reimbursing organ donors. They estimate that if a kidney were priced at about $15,000, that would attract enough donors to close the gap between supply and demand. Because donating part of a liver involves greater risk and discomfort, the price of a liver would be about twice as high, aro...Racial, economic disparities seen in kids' vision care
...ween the ages of 6 and 17. In all, the researchers estimate from the results, 24.8 percent of the nation's children have had some eye care in the past year, and 25.4 percent wear corrective lenses. Girls are 29 percent more likely than boys to have seen an eye specialist recently, and are 41 percent more like...Alcohol makes auto crash injuries worse for drivers and passengers, study finds
... in, including seatbelt use, which allowed them to estimate the strength of the crash forces. Maio and his colleagues believe it is the most detailed study of its kind ever performed. Previous studies that suggested no connection between injury severity and alcohol did not include considerations of crash sev...Two new studies showed Alzheimer's disease treatment beneficial in other memory-related conditions
...nd preserve independence in the elderly." Experts estimate that dementia affects between four and five million Americans. MCI primarily affects memory, although other areas can be affected, such as language and attention, and is not associated with normal aging. MCI is often a warning sign of the start of ...Trachoma leaves millions blind, costs $2.9 billon to global economy
...a, a chronic infection that causes blindness. They estimate that there are 3.8 million cases of blindness and ...n or suspected to have trachoma. In addition, they estimate $2.9 billion in lost productivity to low vision or blinding trachoma. The results appear in the arti...Two major food allergy firsts in North America
... Quebec The rationale for the Quebec study was to estimate the prevalence of peanut allergy in an heterogeneous population of Montreal schoolchildren between 5-9 years of age. Final study results will soon be submitted for publication. However, preliminary findings, presented at the Annual Meeting of the A...The common cold coughs up $40 billion annual price tag
...n physician visits annually at a conservative cost estimate of $7.7 billion per year," Fendrick says. "More than one third of patients who saw a doctor received an antibiotic prescription. While these unnecessary costs are problematic, what is more concerning is how these treatment patterns contribute to th...Study: old age wont boost health-care costs as much as some have predicted
...e good, they are going to cost money that we can't estimate yet." ...19.2 million U.S. adults have chronic kidney disease
...ood and urine tests relying on serum creatinine to estimate kidney function and urinary albumin to indicate ki... dialysis, as an important treatable condition. We estimate that 4 percent of U.S. adults, approximately 8 million people, have less than half of the normal kid...World Trade Center dust analysis offers good news for New Yorkers
...duction was banned in 1977. The team did, however, estimate that the dust covering lower Manhattan contained between 100-1000 tons of polycyclic aromatic hydrocarbons a group of compounds containing some that are classified by the U.S. Environmental Protection Agency as probable human carcinogens. But, while...Satellite images predict hantaviral transmission risk
...ps were generated. Logistic regression was used to estimate risk using the digital numbers in each of the three TM bands. The researchers teamed with workers from the University of New Mexico, the Centers for Disease Control and Prevention, and the IBM T.J. Watson Research Center to validate the analysis. Fie...European seal plague may threaten population survival
...urvivors develop a life-long immunity to PDV, they estimate that no more than seven percent of the current European harbor seal population is made up of survivors of the 1988 outbreak and therefore believe immunity plays almost no role in the 2002 outbreak. The authors predict that 10,000 seals will die from ...Seeing into the Alzheimers brain
...hin a few years, and help guide treatment. Experts estimate that 3 million to 4 million Americans have some form of Alzheimer's disease. But the exact number is unknown due to difficulty in diagnosis, especially in the early stages. Doctors often use checklists of symptoms, and other behavioral assessment too...Study: ER could be front line for stroke prevention
...in therapy are taking it. "Current computer models estimate that we could prevent 40,000 strokes each year if we were able to get all eligible patients on appropriate medication," says Scott. That number is based on data showing that anticoagulation therapy in AF patients decreases the risk of strokes caused ...Keen ER identification could avert future strokes
...ients with AF is expected to rise from the current estimate of 2.2 million individuals to 5.6 million by the year 2050, the researchers say....World Health Report: addressing main risk factors
... from the World Health Organisation (WHO) aimed to estimate the contributions of selected major risk factors to global and regional burden of disease. For 25 selected risk factors - including malnutrition, access to safe water and sanitation, high blood pressure, high cholesterol concentrations, unsafe sex, t...Increasing BMD could save Medicare $15 million
...ic meeting of the American College of Rheumatology estimate that a modest 10 percent increase in bone mineral density (BMD) testing to detect osteoporosis could save Medicare $15.5 million over three years. Projected medical cost savings of $32.3 million would offset the extra cost of testing. It is estimate...Ouch! The receptors mediating acidic pain sensation
...thy male volunteers who were subsequently asked to estimate the intensity of the induced pain on a 0-10 scale. To determine which particular nociceptor was activated at each pH level, the authors systematically blocked ASICs-mediated pain perception with the ASICs inhibitor amiloride or VR1-mediated pain perc...UCLA geneticists find location of major gene in ADHD; targeted region also linked to autism
...f DNA sharing among ADHD siblings, the researchers estimate that the risk gene if replicated by other scienti... performance as well as social skills. Researchers estimate that the cause of ADHD is 70 percent to 80 percent genetic, and the remainder largely environmental....