We all know that a mom's health and nutrition matter before and during pregnancy. But what about dads? A new study suggests that a father's diet plays a surprisingly big role in the health of his future children. Scientists are discovering that a father's diet can change his offspring's metabolism, health risks, and even emotional well-being. Father's diet The researchers used a mouse model to explore how a father's diet may affect his future offspring. Here's what they discovered: Anxious sons Fathers who consumed a diet...