Too Much Dairy, Carbs Might Harm Men's Sperm, Harvard School of Public Health Study
Diet can have a notable impact on reproductive health, a group of new studies suggests. One set of findings: The more carbohydrates or diary a man eats, the poorer the quality of his sperm. Similarly, two other studies focused on in vitro fertilization (IVF), and found that women who lowered their carb intake while upping their protein consumption stood better chances of becoming pregnant.