Tag: Human Reproduction

  • Health

    Pesticides result in lower sperm counts

    Men who ate fruits and vegetables with higher levels of pesticide residues had lower sperm counts and lower percentages of normal sperm than those who ate produce with lower residue levels, according to a new study from Harvard T.H. Chan School of Public Health.

  • Health

    In praise of the Y chromosome

    David Page, director of the Whitehead Institute and professor of biology at Massachusetts Institute of Technology, says research indicates the much-maligned Y chromosome plays a more critical role in genetics than previously believed.