Car pollution may damage male fertility. Italian researcher Dr. Michele De Rosa thinks the nitrogen oxide and lead in exhaust fumes may be to blame. Young and middle-aged men are the largest group of commuters and they're also the group most likely to want to become fathers.
The reason so many women have trouble getting pregnant may be linked to a newly-discovered vitamin. Japanese scientists have discovered a new vitamin that plays an important role in fertility in mice and may have a similar function in humans.
Takafumi Kato says pyrroloquinoline quinone (PQQ), a substance discovered in 1979, is a vitamin...