Toddlers who eat more processed meats and sugary snacks at 2 show lower IQ scores by age 7

A new study shows early childhood diet can affect brain development. Researchers found toddlers who eat lots of processed snacks, sugary foods, and packaged meals may have lower IQ scores later. The effect was stronger in children with early growth problems. Experts say healthy eating in the first years of life is important for better learning and thinking skills.