In the largest and longest head-to-head comparison of two anti-clotting medications, warfarin and aspirin were similar in preventing deaths and strokes in heart failure patients with normal heart rhythm, according to late-breaking research presented at the American Stroke Association's International Stroke Conference 2012.

An innovative approach to genome screening has provided clues about rare mutations that may make people susceptible to brain aneurysms, predisposing them to brain bleeds, according to preliminary late-breaking research presented at the American Stroke Association's International Stroke Conference 2012.

The great majority of geriatric patients in a German rehabilitation hospital were found to have vitamin D deficiency. Stefan Schilling presents his study results in this week's issue of Deutsches Ärzteblatt International.

A new drug that showed promise in animal studies and an early clinical trial didn't improve disability among stroke patients, according to late-breaking research presented at the American Stroke Association's International Stroke Conference 2012.

The anti-blood clot regimen that adds the drug clopidogrel (Plavix) to aspirin treatment is unlikely to prevent recurrent strokes and may increase the risk of bleeding and death in patients with subcortical stroke according to late-breaking research presented at the American Stroke Association's International Stroke Conference 2012.

An experimental blood clot-removing device outperformed the FDA-approved MERCI; retriever device, according to late-breaking science presented at the American Stroke Association's 2012 International Stroke Conference.

Biologists who released lizards on tiny uninhabited islands in the Bahamas have uncovered a seldom-observed interaction between evolutionary processes.Jason Kolbe, a biologist at the University of Rhode Island -- along with colleagues at Duke University, Harvard University and the University of California, Davis -- found that the lizards' genetic and morphological traits were determined by both natural selection and a phenomenon called the founder effect.

The US may have its first black president and the Fortune 500 its first black female chief executive, but African American CEOs account for a mere one percent of the chiefs of those 500 largest companies.

A preference for fatty foods has a genetic basis, according to researchers, who discovered that people with certain forms of the CD36 gene may like high-fat foods more than those who have other forms of this gene.

Increased exposure to sunlight may reduce the risk of both food allergies and eczema in children, according to a new scientific study published this week.

Older people feel that their health problems pose a challenge to their sense of independence, dignity and identity and sometimes the health care they are given makes things worse.

Findings suggest the effects of food may be more complex. Adverse effect observed in younger women.

Around 250 million years ago, most life on Earth was wiped out in an extinction known as the "Great Dying." A team led by University of Cincinnati geologist Thomas J. Algeo finds that the end came slowly from thousands of centuries of volcanic activity.

Mars may have been arid for more than 600 million years, making it too hostile for any life to survive on the planet's surface, according to researchers who have been carrying out the painstaking task of analyzing individual particles of Martian soil.

A new study shows that 18- to 24-year olds who stop smoking for at least two weeks report substantially fewer respiratory symptoms, especially coughing. The study appears in the peer-reviewed journal Pediatric Allergy, Immunology, and Pulmonology.