New research from the University of Liverpool suggests that environmental contaminants, such as pesticides, are more influential in causing cancer than previously believed.

Prior studies in cancer-causing agents often concluded that exposure to carcinogenic or endocrine-disrupting chemicals, found in pesticides and plastics occur at concentrations that are too low to be considered a major factor in cancerous disease

An analysis of eight studies suggests that children who take antibiotics before they are one-year-old may double their risk of developing asthma later.

The researchers say an increase in asthma, which is the most common chronic childhood disease, coincides with an increase in the use of antibiotics in young children

GlaxoSmithKline has developed a new vaccine that could help prevent ear infections, a widespread problem for children, according to a study published in the British medical journal Lancet.

Middle ear infections are one of the most commonly diagnosed childhood ailments and can cause fever, pain and even lead to hearing loss in severe cases. Researchers say the vaccine can reduce ear infections by almost 70 percent

Indonesia is trying to control the re-emergence of polio. The country is opening its fourth immunization campaign today, inoculating millions of infants across the country.

Indonesia wants its citizens to be free of the crippling disease over the next two years. The country's health minister says polio has sickened 329 infants and toddlers since it re-emerged in Indonesia last March

Health workers spread out across Bangladesh Saturday in what has been called the world's biggest measles vaccination program ever.

At least 800,000 workers planned to visit vaccination centers set up across the country. The goal is to reach children in remote island regions and shanty towns. Seventy percent of infants in this region received the vaccination during routine health visits