Tobacco use entrenched in developing countries: study
Tobacco use is massively entrenched in developing countries, where one of the biggest worries is the rise of smoking among women.
Scientists treat ulcers with 'spray-on skin'
Scientists said Friday they had developed a revolutionary "spray-on skin" treatment for venous leg ulcers -- a common ailment involving a shallow, open and stubborn wound on the ankle or lower leg.
Physical inactivity kills 5 million a year: report
A third of the world's adults are physically inactive, and the couch potato lifestyle kills about five million people every year.