Scientists use bacterial toxin to kill brain tumors
... After a singleinjection, the tumors had shrunk by half within 48 hours. Within seven to 15days the tumors had completely disappeared and had not reappeared by the end ofthe experiment (60 days). Both the tumors and their blood vessels were killedby the toxin. "We are very excited by this observation beca...Tobacco chewers quit after "teachable moment" in dental chair
...red topatients who got only usual care. "More than half of all tobacco users see a dentist at least once a... during the dental hygiene visit could reachalmost half of all smokeless tobacco users -- and we can expect that from 10 to20 percent of them would give up ......acy landscape were able to cut thecost increase in half by actively managing their pharmacy benefit to encouragethe use of lower cost but equally effective and safe drugs," said Barrett Toan,chief executive officer of Express Scripts. For consumers, the cost increases mean they will pay a bigger share ...Walking cuts risk of heart attack in elderly men
...- Elderly men who walked about two miles a day had half the riskof heart attack of males who walked a quar...art attack dropped 15 percent for every additional half mile aday walked. The men, all of whom were enrolled in the Honolulu Heart Program(HHP) and were pa...University of Iowa reading test effective at identifying reading problems due to brain injury
...lfminutes. "It's pretty hard to do it in two and a half minutes," Tranel said. "You reallyhave to hustle."...aphs, each ofwhich contains one word in the second half of the passage that spoils themeaning. For example, one of the items reads: Tom got badly hurt the o...Female hormones don't cause overeating and weight gain
...burned more calories in the luteal phase or second half of their menstrual cyclewhen the natural production of the hormone progesterone reaches a peak justbefore the onset of menstruation. Following the administration of either thecontraceptive or a placebo, the women repeated the three-day eating and tes...Women don't understand own health risks
... cancer death in women older than 54,yet more than half the group named it number one in women ages 55 to 64, andmore than a third pinpointed it for each age group after that. In reality, lungcancer is the deadliest cancer in women ages 55 to 74; more than four out offive respondents were unaware of this...Hope protects bereaved, HIV-positive men
... in the current issue of Health Psychology. Nearly half the group developed one or more symptoms during this time. Which menbecame sick related strongly to individual attitudes and bereavement status. Among the men who'd suffered an AIDS-related loss, 56 percent of those whoexpected their own infection to...Combination HIV vaccine induces diverse immune response
...onses in the majority of thevolunteers. More than half of those individuals receiving vCP205 alone, andmore than 90 percent of those receiving the vaccine combination, have developedantibodies that can inhibit HIV in a laboratory assay. So far, about one-thirdof the volunteers receiving either vCP205 al......ree days of birth reduces the transmission rate by half compared to asimilar short course of AZT. If implemented widely in developing countries,this intervention potentially could prevent some 300,000 to 400,000 newborns peryear from beginning life infected with HIV. "This extraordinary finding is the mo...Age, ethnicity, income impact exercise habits of elderly
...rtunities for social support," Clark said. Nearly half of all respondents were worried that they might experience chestpain or shortness of breath while exercising. "The important concerns of patients with hypertension, diabetes, coronary arterydisease and obesity will have to be addressed if the preven...UK Markey Cancer Center selected for future cancer information service contract award
... or transportation barriers). "Because one half of all U.S. households without telephones are locatedwithin our six states, we need to use a variety of strategies to reach people inneed of our services," said Cheri Barnes, Mid-South Partnership program manager. "The CIS Partnership Program helps t...Seniors need group housing, not homes
ITHACA, N.Y. -- Up to half of older Americans could postpone going into nursi...lized unnecessarily, Chi says. However, more than half of men andwomen 65 or older have at least one disability. Many, he says, would benefitfrom group h...College men nearly as likely as women to report they are victims of unwanted sexual coercion
...iven alcohol and drugs. Overall, nearly half of the students - 48 percent of the women and 47percent of the men - reported that drinking had gotten them into sexualsituations that they later regretted. In addition, both men and women whoreported being sexually coerced in some way listed high...Researchers seek postmenopausal women smokers for hormone, heart disease study
...after menopause might cut the heart attack risk in half for women ingeneral, she said. Many doctors decline to give estrogen to postmenopausal womenwho smoke, however, because of outdated research showing possible harmfuleffects in smokers from certain discontinued oral contraceptives high inestrogen. ...New computer model supports the importance of annual mammograms
...mammogramsactually wait an average of a year and a half between examinations, with manygoing two, three or more years between screenings. "This model indicates that procrastination is not a good idea," adds Kopans. "Isuspect that many women find it easy to delay having their mammograms - healthypeople a...Duke/Novalon researchers identify potential mechanism behind tamoxifen resistance in breast cancers
...ts of estrogen, ahormone involved in the growth of half of all breast cancers. It works bybinding to the estrogen receptor and blocking estrogen from docking to it.Hence, tamoxifen has been called an "anti-estrogen." Later, however, tamoxifenbegins to lose its effectiveness, and researchers have long won...Combination immune therapy kills melanoma in mice
...uraging, said Allison, was the fact that more than half ofthe normally black-haired mice developed patches of white hair after theirtumors disappeared. A similar loss of skin pigment, called vitiligo, occurs inmany patients who recover successfully from advanced melanoma. "Thisdepigmentation is what has m...Positive outlook, sense of self-control can predict new coronary events, says Carnegie Mellon study
...eelings of control over their lives were two and a half times morelikely to experience a second coronary event. "Our work demonstrates that people who respond to a first coronary event byestablishing a sense of control over their health, restoring damaged self-esteemand developing a positive outlook, may...For-profit hospital ownership means higher costs, Dartmouth-VA study finds
...ofit hospitals converted to for-profit status,with half of the conversions occurring in 1995-1996, the investigators pointout. They say it is increasingly important to examine how this trend willaffect our health-care system. "Our study reveals that we have a health-care system that continues to rewardt...