Tears streak Rita's cheek as she recalls what it was like trying to figure out what was wrong with her son more than a decade ago, but she breaks into a smile when she explains how changing his diet made all the difference.
"I could tell something was wrong with him as soon as he began eating solids as a baby. It was if the food was draining him," says Rita, 50, describing how her son Christoffer had yoyoed between passive and hyperactive behaviour until she had removed several staples from his diet including milk and grains.
Diet change gives hyperactive kids new taste for life in Norway - Yahoo! News