Stem cell scientists have developed a new and more accurate way of spotting aggressive forms of bowel cancer, allowing for tailored treatment that should improve patients' chances of survival. Read more »

Chewing gum after colon surgery appears to speed up the return of normal bowel function, British researchers said on Monday. Read more »

Just one can of the popular stimulant energy drink Red Bull can increase the risk of heart attack or stroke, even in young people, Australian medical researchers said on Friday. Read more »

Keep humming "Don't Worry Be Happy". The 1980s New Age-inspired hit got it right. New research shows being happy can add several years to life. Read more »

Bad reactions to antibiotics, mostly allergic ones, send people to U.S. emergency rooms more than 140,000 times each year, government researchers reported Wednesday. Read more »

The eyes may carry important early clues to heart disease, signaling damage to tiny blood vessels long before symptoms start to show elsewhere, researchers reported Tuesday. Read more »

Whole Foods Market, the top US organic foods supermarket chain, announced this weekend a voluntary recall of fresh ground beef it sold since June 2 due to potential contamination with E. coli bacteria. Read more »

More than 80 percent of Americans think the U.S. health system needs either fundamental change or a complete overhaul, according to a survey released Thursday. Read more »

Even viruses can go down with a viral infection, French scientists reported on Wednesday, in a discovery that may help explain how they swap genes and evolve so rapidly. Read more »

India is failing to provide basic healthcare to its poorest children despite robust economic growth, underlining a widening gap between rich and poor across the Asia-Pacific region, the United Nations said on Tuesday. Read more »