Researchers from the University of North Carolina at Chapel Hill say that highly processed foods make up more than 60 percent of the calories in food we buy from grocery stores in the US. Read more
INFOGRAPHIC OF THE WEEK
You'll never find a rainbow if you're looking down.
War veterans with post-traumatic stress disorder are almost 50 percent more likely to develop heart disease, according to a study in the American Journal of Public Health. Experts say this adds to the growing belief that a link exists between PTSD and heart damage. Learn more
- SLICE OF HISTORY
A soft drink legend is born in Atlanta, Georgia when a pharmacist named John Pemberton stirs up a carbonated syrup in a brass kettle in his backyard. He's trying to create a medicine that tastes good. A little more than a month later, he sells the first glass of the beverage, which he's named Coca-Cola after its two main ingredients, coca leaves and kola nuts. Get the full story.