Key points from article :
People who drink two glasses of soft drink a day have a higher risk of early death.
Researchers asked more than 450,000 adults from 10 European countries about their consumption of soft drinks.
Anyone who had cancer, heart disease, stroke or diabetes were not included at the start of the study.
Researchers followed the participants for 16 years.
People were followed up either directly through phone interviews or postal questionnaires.
People who drank 2 or more glasses of any type of soft drink a day were 17% more likely to have died during the study.
Scientists were unable to prove that soft drinks are directly to blame for the small increased risk of death.
Research had published in the peer-reviewed journal JAMA Internal Medicine.
