Lead poisoning in infancy may make Alzheimer’s disease more likely decades later, a new study shows. Lead poisoning is a well-known danger, especially for young children. Months or years of lead poisoning can stunt children’s growth and damage their brain, kidneys, hearing, and mental development. Early lead poisoning may also tinker with genes in a […]

Early exposure to environmental toxins can lead to diseases much later in life. This week, Wu et al. report that primates exposed to lead as infants showed Alzheimer’s disease (AD)-like pathology years later. From birth to 400 d of age, monkeys were exposed to lead levels that produced no obvious sign of toxicity. Although by […]