Uncategorized

  1. 19364

    The conclusion does not follow from the data in this article. The possibility was not ruled out that the same inborn trait that causes fear of novelty also hastens aging. A cohort of novelty-averse rats should have been left stressfree to answer this important question. Tom PaskalMontreal, Quebec

    By
  2. Worried to Death: Lifelong inhibitions hasten rodents’ deaths

    In rats with a fear of novel situations, an exaggerated hormonal response to minor types of stress adds up to a shorter life than that of bold rats.

    By
  3. Earth

    Slowing Puberty? Pesticide may hinder development in boys

    Long-term exposure to the pesticide endosulfan may delay the onset of puberty in boys.