Venezuelan President Hugo Chavez is suffering from a "new and severe" infection that has worsened his breathing as he undergoes intensive chemotherapy.
Hundreds of opposition protesters marched in Caracas on Sunday, chanting "we want the truth" as they demanded that the government reveal more about the health of cancer-stricken President Hugo Chavez.
Britain's 86-year-old Queen Elizabeth II spent Sunday night in hospital after being admitted for the first time in 10 years as a precautionary measure against the symptoms of gastroenteritis.
Japan on Friday insisted warnings by the WHO of a rise in the risk of cancer for people in Fukushima were overblown, saying the agency was unnecessarily stoking fears.
Jack Andraka catapulted from being a typical US teenager unaware of the pancreas to one with a cheap way to detect cancer in the organ before it turns deadly.
A study in England has strengthened evidence from Scandinavia that a vaccine used to prevent pandemic flu boosted the risk of sleep disorder among teens and children.
Lack of sleep has a potentially harmful effect on gene expression, according to a study out Tuesday that sheds light on the link between sleep deficits and a wide range of health conditions.
A priest sang the name of deities, drummers provided the beat and 150 people dressed in white danced in a room that became hotter with every incantation -- all for the health of Venezuelan President Hugo Chavez.
Volunteer work has long been touted as good for the soul, but the practice is also good for your heart, according to a study out Monday in the journal JAMA Pediatrics.
Researchers said Wednesday they had engineered artificial human ears that look and act like the real thing thanks to 3D printing, giving hope to patients missing all or part of their ears.
Exposure to higher levels of fine particulates -- the airborne pollution that is an emerging problem in many Asian cities -- causes a sharp rise in deaths from heart attacks.
President Hugo Chavez shocked and delighted Venezuelans by returning home Monday after spending more than two months in Cuba for cancer surgery and treatment.
A total of 150 scientific studies have shown that bisphenol A (BPA), a controversial component of plastic bottles and canned food linings, may be used in quantities too small to negatively affect human health.
Venezuelan President Hugo Chavez was seen bed-ridden but smiling in photos released Friday that gave an anxious nation a first glimpse of its leader since a fourth round of cancer surgery in December.
New York City this week marked the fifth anniversary of a groundbreaking free condom program that has distributed tens of millions free rubbers, under the racy slogan "NYC Condoms -- Get Some!"
European farming ministers and the European commissioner for health were due to meet in Brussels Wednesday amid growing anger and recriminations over mislabelled meat products.
A New Zealand woman's 10-litre (2.2 gallon) a day Coca-Cola habit was a major factor in her death, a coroner found Tuesday, urging the soft drink giant to put health warnings on its caffeinated products.