Health & Medicine : Science World Report

Apr 12, 2012 02:04 PM EDT

Exercise and Attitude May be Thermostat for Hot Flashes

Attitude may play an important role in how exercise affects menopausal women, according to Penn State researchers, who identified two types of women -- one experiences more hot flashes after physical activity, while the other experiences fewer.

Apr 12, 2012 12:57 PM EDT

New Study Identifies Promising, Achievable Solutions to Nigeria's Childhood Mortality Crisis

A study released today by the International Vaccine Access Center (IVAC) at the Johns Hopkins Bloomberg School of Public Health has identified the most feasible and impactful solutions for Nigeria's immunization program that could offer the best hope yet for scaling up vaccine access to the nation's...

Apr 12, 2012 11:48 AM EDT

Tree Nut Consumption Associated with Lower Body Weight and Lower Prevalence of Health Risks

In a study published in the Journal of the American College of Nutrition[i], researchers compared risk factors for heart disease, type 2 diabetes and metabolic syndrome of nut consumers versus those who did not consume nuts. Tree nut (almonds, Brazil nuts, cashews, hazelnuts, macadamias, pecans, pin...

Apr 12, 2012 11:30 AM EDT

Detecting Breast Cancer's Fingerprint in a Droplet of Blood

One in eight women will be diagnosed with breast cancer during her lifetime. The earlier cancer is detected, the better the chance of successful treatment and long-term survival. However, early cancer diagnosis is still challenging as testing by mammography remains cumbersome, costly, and in many ca...

Apr 12, 2012 11:12 AM EDT

Biomarker Family Found for Chemo Resistant Breast Cancers

Biomarkers which could help to predict resistance to chemotherapy in breast cancer patients have been identified by researchers from the University of Hull, UK.

Apr 12, 2012 09:39 AM EDT

Power Without the Cord

For more than 50 years, pacemakers have set the rhythm for many hearts. The engineering of microelectronic implants has since advanced by leaps and bounds: they have become ever-smaller and more technologically sophisticated. The trend is moving toward miniaturized, intelligent systems that will tak...

Apr 11, 2012 03:52 PM EDT

New Method to Prevent Undersea Ice Clogs

During the massive oil spill from the ruptured Deepwater Horizon well in 2010, it seemed at first like there might be a quick fix: a containment dome lowered onto the broken pipe to capture the flow so it could be pumped to the surface and disposed of properly. But that attempt quickly failed, becau...

Apr 11, 2012 03:24 PM EDT

New Pregnancy Risk for Babies and Moms

Pregnant women who are overweight with moderately elevated blood sugar never set off any alarms for their physicians. The big concern was for women who were obese or who had gestational diabetes because those conditions are known to cause a host of health risks to the mom and baby.

Apr 11, 2012 12:56 PM EDT

Don't Assume the Sand is Safe

On warm days, the beach seems an ideal destination for family rest and relaxation. Who hasn't built a sand castle or been buried up to the neck in sand? However, that family fun has a dark side -- sand can harbor illness-causing microbes. Unfortunately, there are no guidelines for sand quality at re...

Apr 11, 2012 09:39 AM EDT

New MRI Technique May Predict Progress of Dementias

A new technique for analyzing brain images offers the possibility of using magnetic resonance imaging (MRI) to predict the rate of progression and physical path of many degenerative brain diseases, report scientists at the San Francisco VA Medical Center and the University of California, San Francis...

Apr 11, 2012 09:22 AM EDT

Antioxidant May Disrupt Alzheimer's Disease Process

Alzheimer's disease (AD) is now the sixth leading cause of death among Americans, affecting nearly 1 in 8 people over the age of 65. There is currently no treatment that alters the course of this disease. However, an increasing amount of evidence suggests that changes in the way the body handles iro...

Apr 11, 2012 08:23 AM EDT

'Nanobubbles' Plus Chemotherapy Equals Single-cell Cancer Targeting

Using light-harvesting nanoparticles to convert laser energy into "plasmonic nanobubbles," researchers at Rice University, the University of Texas MD Anderson Cancer Center and Baylor College of Medicine (BCM) are developing new methods to inject drugs and genetic payloads directly into cancer cells...