Child

We know autism is not a single, homogeneous condition. Instead it's shaped by different traits, genes, and life experiences. Scientists have now discovered four distinct types of autism, each with its own biological signature.

Compared to children raised by heterosexual parents, being raised by same-sex parents doesn’t appear to be a determinant in childhood development, according to a new international study. In fact, it may even have some advantages.

Exposure to phthalates, a chemical used to manufacture thousands of everyday products, has been linked to an increased risk of childhood cancer. The findings add to research suggesting this chemical may have various deleterious health effects in humans.

A new study is suggesting signs of the disease ALS may be detectable in teeth, decades before the onset of any symptoms. The research points to a dysfunction in metabolizing metals as a possible factor in the onset of this still mysterious disease.

Sparking new dogs versus cats arguments, a study is suggesting exposure to a pet dog over a child’s first years can be linked to a lower risk of developing schizophrenia as an adult. The same correlation was not seen in children raised with cats.

A study is suggesting a gene variant associated with increased Alzheimer’s risk in late life could affect cognitive health in childhood. The research reveals those carrying the gene score lower on IQ tests in childhood, implying cognitive decline is apparent at a younger age than ever realized.