By Dr. Priyom Bose, Ph.D. A nationwide county-level study reveals how subtle differences in groundwater chemistry may ...

Add Yahoo as a preferred source to see more of our stories on Google. Between recalls for ground cinnamon with high levels of lead and popular protein powders testing positive for the heavy metal ...

No amount of exposure to lead is safe. Lead poisoning is especially dangerous for babies and young children, because their nervous systems are still developing. Long-term or permanent damage is ...