High blood caffeine levels in older adults linked to avoidance of Alzheimer's disease
Those cups of coffee that you drink every day to keep alert appear to have an extra perk - especially if you're an older adult.
Ancient jugs hold the secret to practical mathematics in Biblical times
Precise volume was measured by circumference, Tel Aviv University researchers find
Reign of the giant insects ended with the evolution of birds
Giant insects ruled the prehistoric skies during periods when Earth's atmosphere was rich in oxygen. Then came the birds.
How infectious disease may have shaped human origins
Inactivation of 2 genes may have allowed escape from bacterial pathogens, researchers say
Ginseng fights fatigue in cancer patients, Mayo Clinic-led study finds
High doses of the herb American ginseng over two months reduced cancer-related fatigue in patients more effectively than a placebo
Immune system glitch tied to fourfold higher likelihood of death identified
Mayo Clinic researchers have identified an immune system deficiency whose presence shows someone is up to four times likelier to die than a person without it.
Really? Always Shave the Patient Before Surgery
THE FACTS "Prepping" a patient for surgery usually involves shaving areas where incisions are to be made.
‘Good fat’ activated by cold, not ephedrine
Researchers at Joslin Diabetes Center have shown that while a type of "good" fat found in the body can be activated by cold temperatures, it is not able to be activated by the drug ephedrine.
Food Trade Too Complex To Track Food Safety
The global trade in food has become so complex that we have almost lost the ability to trace the path of any food sold into the network.
New Epilepsy Tactic: Fight Inflammation
In November 2008, when he was just 6, William Moller had his first epileptic seizure, during a reading class at school.
Zinc: Supplements for Babies Being Treated With Antibiotics Appear to Save Lives
Giving zinc to newborns being treated with antibiotics for serious infections appears to save lives, according to a new study done in India.
We are drinking too much water
Our bodies need about two litres of fluids per day, not two litres of water specifically.
Waist circumference linked to diabetes risk, independently of body mass index
A collaborative re-analysis of data from the InterAct case-control study has established that waist circumference is associated with risk of type 2 diabetes, independently of body mass index.
Milk ingredient does a waistline good
A natural ingredient found in milk can protect against obesity even as mice continue to enjoy diets that are high in fat.
Study examines major bleeding risk with low-dose aspirin use in patients with and without diabetes
Among nearly 200,000 individuals, daily use of low-dose aspirin was associated with an increased risk of major gastrointestinal or cerebral bleeding, according to a study in the June 6 issue of JAMA.
Dinosaurs lighter than previously thought
Scientists have developed a new technique to accurately measure the weight and size of dinosaurs and discovered they are not as heavy as previously thought.
Adding iron is like giving early RNA enzymes "steroids"
The RNA world that came before life might have gotten a big boost from iron.
Homo heidelbergensis was only slightly taller than the Neanderthal
Reconstruction of human limb bones has helped to determine the height of Pleistocene era species. Homo heidelbergensis were similar in height to the current Mediterranean population.
New clues about the origin of cancer
A study reveals new information about the origin of tumors.
Complex world of gut microbes fine-tune body weight
Recently, researchers have begun to untangle the subtle role these diverse life forms play in maintaining health and regulating weight.
Statistical model attempting to estimate level of alcohol consumption that is 'optimal' for health
Half a unit of alcohol is as little as a quarter of a glass of wine, or a quarter of a pint.
Evidence of impending tipping point for Earth
The Earth may be approaching a tipping point due to climate change and increasing population.
The real culprit behind hardened arteries? Stem cells, says landmark study
One of the top suspects behind killer vascular diseases is the victim of mistaken identity, according to researchers from the University of California, Berkeley, who used genetic tracing to help hunt down the real culprit.
Role of fungus in digestive disorders explored
Cedars-Sinai researchers say their examination of the fungi in the intestines suggests an important link between these microbes and inflammatory diseases such as ulcerative colitis.
Replacing fatty acids may fight MS
Patients lack key lipids that fend off inflammation and nerve damage
Antidepressants in water trigger autism genes in fish
Low levels of antidepressants and other psychoactive drugs in water supplies can trigger the expression of genes associated with autism - in fish at least.
3 types of fetal cells can migrate into maternal organs during pregnancy
Some mothers literally carry pieces of their children in their bodies
Why belly fat isn't all bad
Fatty membrane helps regulate immune system
Penn and Cornell researchers spearhead the development of new guidelines for veterinary CPR
While more than 20 percent of human patients who suffer cardiac arrests in the hospital survive to go home to their families, the equivalent figure for dogs and cats is less than 6 percent
Treatment with anti-TNFs can increase the risk of shingles by up to 75 percent
Results of a systematic review urge prophylactic treatment for those at risk
Alzheimer's vaccine trial a success
A study led by Karolinska Institutet in Sweden reports for the first time the positive effects of an active vaccine against Alzheimer's disease.
How does dolomite form?
Scientists in Kiel show the influence of marine bacteria on mineral formation
Why people believe undocumented immigrants cause more crime
ASU criminologist Xia Wang examined why people believe undocumented immigrants are responsible for more crime than they commit.
Cyber experts warn of 'intelligent weapons'
Quick advances in cyber war technologies could soon lead to a new generation of so-called "intelligent cyber weapons"
Spine manipulation 'inadvisable'
A common chiropractic treatment for neck pain, which involves applying thrusts to the neck area of the spine, should be abandoned, say experts.
Plants may be able to 'hear' others
THEY can "smell" chemicals and respond to light, but can plants hear sounds?
Wires turn salt water into freshwater
As a rising global population and increasing standard of living drive demand for freshwater, many researchers are developing new techniques to desalinate salt water.
Dogs Know When You're Sad
Our canine friends are more likely to approach a crying person than someone who seems happy.
Mapping volcanic heat on Jupiter's moon Io
A new study finds that the pattern of heat coming from volcanoes on Io's surface disposes of the generally-accepted model of internal heating.
Aspirin before heart surgery reduces the risk of post-operative acute kidney failure
Aspirin taken for five days before a heart operation can halve the numbers of patients developing post-operative acute kidney failure
Positive results from first human clinical trials of a first-generation artificial pancreas system
System in development from Animas-JDRF partnership successfully detects highs and lows and automatically adjusts insulin delivery in clinical setting with no safety concerns
Scripps Research scientists develop new tools to unveil mystery of the 'glycome'
Technique will help scientists understand how cells' common sugar molecules influence inflammation, cancer metastasis, and related conditions
Top risk of stroke for normal-weight adults: Getting under 6 hours of sleep
Stroke risk greatest for employed middle to older ages, normal weight and no sleep apnea, habitually sleeping less than 6 hours each day