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A much-needed shot in the arm for HIV vaccine development

International efforts towards developing avaccine against HIV infection have been given a much-needed boost bythe publication today of the Global HIV/AIDS Vaccine Enterprise'sscientific strategic plan, published online in the freely available,open-access global health journal PLoS Medicine.The Global HIV/AIDS Vaccine Enterprise is an international alliance ofindependent agencies and organiz...

Why do insects stop 'breathing'? To avoid damage from too much oxygen, say researchers

A new study investigating the respiratory system of insects may have solved a mystery that has intrigued physiologists for decades: why insects routinely stop breathing for minutes at a time. Challenging previous theories, researchers at UC Irvine and Humboldt University propose that insects such as grasshoppers, moths, butterflies, some types of fruit flies, beetles and bugs close off th...

Too much water may be as dangerous as too little during long-distance athletic events

Drinking water during a long-distance race may do serious harm rather than keep you safe from injury if you're drinking too much, according to a cardiologist at UT Southwestern Medical Center. Runners or any long-distance athletes who drink too much water during a race could put themselves at jeopardy for developing hyponatremia, a condition marked by a loss in the body's sodium content th...

Study shows humans have ability to track odors, much like bloodhounds

Though humans may never match the tracking ability of dogs, we apparently have the ability to sniff out and locate odors, according to a new study by scientists from the University of California, Berkeley. Student volunteers presented with odors to one nostril or the other could reliably discern where the odor was coming from, and functional magnetic resonance images of their brains showed...

New research shows why too much memory may be a bad thing

New research from Columbia University Medical Center may explain why people who are able to easily and accurately recall historical dates or long-ago events, may have a harder time with word recall or remembering the day’s current events. They may have too much memory ?making it harder to filter out information and increasing the time it takes for new short-term memories to be processed and store...

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$685,000 too much for construction Web site, critics say

The Web site for the <a target="blank" href="http://www.mc...

Doyle and the Legislature Have Much To Agree Upon When It Comes To The Economy

MADISON Remember this summers property tax freeze budget proposal? Legislative Republicans voted for it because they thought it was great politics; many of them were less convinced the freeze was good policy and secretly hoped Doyle would veto it. Thats how it may be with Democrats and Gov. Jim Doyles proposal to raise the state minimum wage, which is currently $5.15 per hour. Theyll ch...

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How much can exercise improve health?

Researchers are trying to establish whether people who exercise can improve their health or it would not make a diference at all! Consensus statements published by the American College of Sports Medicine establishes that people who exercise improve their health.// But researchers often can't tell how much health-improvement pay-off will result from a given amount of work,...

Too much coffee is too bad

Nutrition,lifestyle and genetics may all contribute to the decrease in bone mineral density (BMD) that comes with aging and leads to osteoporosis, a major cause of fractures in the elderly. Previous research implicated cafeine in increased risk for hip fracture and poor clacium retention. As part of a larger long-term study of osteoporosis, Rapuri et al. Compared the bone mineral dens...

Too much fibre can aggrevate cancer

Giving fibre supplements to patients with a history of growths in their colon may actually increase rather than reduce the problem. Many doctors believe that most colorectal cancer develop out of polyps, or adenomas, which grow on the wall of the bowel. However, the latest research, conducted in France, Denmark, Italy and Germany, suggests that new adenomas are actually more likely to...

Marriage does not have much impact on life satisfaction

It is widely believed that people who get married lead a happier life than people who are lonely. But the impact of marriage seems to be more complex than this, according to a long-running population study in Germany. Researchers in Germany have found that marital status has no impact on that general life satisfaction. on contrary to what was believed life satisfaction tends to stay const...

How Much Should Athletes Drink?

If you're going to exercise today, be careful how much fluid you drink. Too much fluid before, during or after exercise can have a potentially fatal outcome. The warning follows reports of several deaths from a severe lack of salt in the blood due to excessive drinking known as hyponatremic encephalopathy. Since the cause of the condition is now known, Timothy Noakes, from the Sports Scie...

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PSA TestingHow Much is Too Much?

For more than 20 years, the PSA test has been widely used as the gold standard for prostate cancer screening. In one of the most dramatic reversals in recent diagnostic science, a recent study at Stanford University School of Medicine and findings by other researchers have now put the utility of the procedure in grave doubt. Indeed, The PSA era is over in the United States, said Thom...

Costs of Eradicating Poliomyelitis Now Are Much Lower Than Trying to Control It Later

LONDON, April 12, 2007--The costs of eradicatingpoliomyelitis from the remaining infected countries, while high inthe short term, are much lower than the long term costs of tryingto control infections without eradication. And a recently developedmonovalent vaccine is almost three times more effective againsttype 1 poliomyelitis than an existing trivalent vaccine. These are...