If you're trying to have a child, you might wonder if drinking beverages like Mountain Dew affects fertility. Here's the truth about soda and sperm count. read more
Another theory is that the dye in Mountain Dew affects fertility. Mountain Dew contains a dye called Yellow No. 5, or tartrazine. The U.S. Food and Drug Administration (FDA) has ruled that the dye is safe. But over the years, rumors have surfaced about the dye reducing the size of the penis and testicles. read more