Tag: "waves" at medical news
Study, meta-analysis examine factors associated with death from heatstroke
...ed risk factors between those who died during heat waves
and a control group of those who did not. Being confined to bed, not leaving home daily and being unable to care for oneself were associated with the highest risk of death during heat waves, the authors write. Pre-existing psychiatric illness tripl...
RAND finds cases of undiagnosed diabetes drop sharply
...disease. Smith examined information from several waves
of the federal National Health and Nutrition Examination Surveys conducted periodically from 1976 to 2002. The survey collects information from a nationally representative sample of adults through personal interviews, physical exams and laboratory t...
Long heat waves boost hospital admissions
Summer heat waves
significantly increase pressure on hospitals, acco...ords for patients aged 75 or over during five heat waves
which hit the Veneto Region in Northeast Italy between 2002 and 2003. They found that for each ad...
Why women get more migraines than men
... have a faster trigger than men for activating the waves
of brain activity thought to underlie migraines. I...ing depression, which is characterized by dramatic waves
of activity that spread across the surface of the brain. CSD may in turn trigger not only the pain o...
European heat waves double in length since 1880
...temperatures ever indicate that the length of heat waves
on the continent has doubled and the frequency of ...ations from Sweden to Croatia and report that heat waves
last an average of 3 days nowwith some lasting up to 4.5 dayscompared to an average of around 1.5 da...
Speeding up CT scans with cellphone technology, ultrasound warning signal for breast cancer
...nded by a ring-shaped transducer for sending sound waves
into the breast from all sides. The resulting ultrasound detection captures both reflected and transmitted sound waves. From this, an ultrasound percent density (USPD)--thought to be a good proxy for mammographic density--can be determined. The...
Shoulder tapping -- Young males are most willing to purchase alcohol for underage youth
...h had been conducted. Researchers conducted two waves
of shoulder-tap requests outside of 219 randomly selected convenience or liquor stores in both urban and suburban areas. Requesters were young adults (4 females, 1 male) aged 21 years or older who appeared to be 18 to 20 years old. Requesters expla...
Paying taxes, according to the brain, can bring satisfaction
... used a super-cooled magnet, carefully tuned radio waves
and powerful computers to calculate what parts of the brain were active as subjects saw their money go to the food bank and made yes or no decisions on additional giving. Researchers found that two evolutionarily ancient regions deep in the brain ...
Huge waves from 1 storm slam coasts some 6000 km apart
that struck Reunion Island and coastlines across I...ern port of Saint Pierre on 12 May. Six days later waves
created from the same storm measuring as high as seven metres began crashing into Indonesia coastlin...
Limiting stroke damage is focus of study
...the minutes, hours and even days following stroke, waves
of peri-infarct depolarization pound surrounding b... reviewed by the study section. "If the recurring waves
continue, finally they will kill cells," says Dr. Kirov who wants to better understand this depolari...
New Mayo Clinic MRI technology enables noninvasive liver diagnoses
... the liver, MRE obtains pictures of the mechanical waves
passing through the organ. The wave pictures are then processed to generate a quantitative image of tissue stiffness. "Healthy liver tissue is very soft, while a liver with fibrosis is firmer, and a liver with cirrhosis is almost rock-hard," says ...
Huge waves that hit Reunion Island tracked from space
The origin and movement of waves
reaching up to 11 metres that devastated France's ... been detected with ESA's Envisat satellite. The waves
that thrashed the southern port of Saint Pierre, leaving two fishermen missing, causing several pier...
Study puts us one step closer to understanding the function of sleep
...blic Health, has discovered how to stimulate brain waves
that characterize the deepest stage of sleep. The ...which occupies about 80 percent of sleeping hours, waves
of electrical activity wash across the brain, roughly once a second, 1,000 times a night. In a paper...
Loperamide therapy for acute diarrhea in children
...plos.org/press/plme-04-03-editors.pdf Clonal waves
of Neisseria meningitidis Gerd Pluschke and col...rgor AA, Pfluger V, Dangy JP, et al. (2007) Clonal waves
of Neisseria meningitidis colonisation and disease in the African meningitis belt: An eight-year lon...
Tracing broken wiring in stroke patients
...used analytical technique, in which harmless radio waves
and magnetic fields are used to map oxygen levels in brain regions. By performing FC MRI in patients with spatial neglect, the authors identified regions of the brain where there was a disruption of normal functional brain circuitry. In their exper...
CryoSat-2 on the road to recovery
...ulate the rest. So overlying snow, which the radar waves
go right through, reduces the measured freeboard and so the derived thickness measurement is compromised. The kind of data that Hubert and Dansercoer will gather during their trek will contribute to the validation of the schemes that will be used to ...
Holographic images use shimmer to show cellular response to anticancer drug
...crons, or 0.0001 centimeter. The scattered light waves
reflected back from the object come together at th...nsition from holographic film to the CCD." Light waves
have peaks and valleys that offer information about depth undetected by the human eye. By shining a ...
Children who sleep less more likely to be overweight
...being overweight. The study -- conducted in two waves
of data collection approximately five years apart -- is the first nationally representative, longitudinal investigation of the relationship between sleep, Body Mass Index (BMI) and overweight status in children aged 3 to 18. "Our study suggests th...
ACS News Service Weekly PressPac -- January 31, 2007
...cts by capturing and amplifying "evanescent" light waves
that are lost in traditional lenses. ARTICLE #4 FOR IMMEDIATE RELEASE "Far-Field Optical Superlens" DOWNLOAD PDF http://pubs.acs.org/cgi-bin/sample.cgi/nalefd/asap/pdf/nl062635n.pdf DOWNLOAD HTML http://pubs.acs.org/cgi-bin/sample.cgi/nalefd...
BC physicists transmit visible light through miniature cable
... in much the same way radio antennae capture radio waves
a discovery they announced in 2004. This time, the BC physicists designed and fabricated a tiny version of the coaxial cable the Information Age workhorse that carries telephone and Internet service along with hundreds of television and radio chann...
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