Health

Studies offer no clear answers on safety of cellphone use

Two government studies that bombarded rats and mice with cellphone radiation found a weak link to some heart tumors, but scientists and federal regulators say don't worry—it is still safe to use your device.

Genetics

Tea consumption leads to epigenetic changes in women

Epigenetic changes are chemical modifications that turn our genes off or on. In a new study from Uppsala University, researchers show that tea consumption in women leads to epigenetic changes in genes that are known to interact ...

Parkinson's & Movement disorders

Low levels of manganese in welding fumes cause neurological problems

Welders exposed to airborne manganese at estimated levels below federal occupational safety standards exhibit neurological problems similar to Parkinson's disease, according to new research at Washington University School ...

Psychology & Psychiatry

Twenty-five-point drop in IQ caused by lack of gene copy

No autism is alike. This is also true of most mental disorders. "We now understand that each gene mutation has a specific effect, which adds to other effects to draw a unique picture of the disease in each patient," said ...

Health

Earlier menopause linked to everyday chemical exposures

Women whose bodies have high levels of chemicals found in plastics, personal-care products, common household items and the environment experience menopause two to four years earlier than women with lower levels of these chemicals, ...

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