Oncology & Cancer

Many chemicals unproven to raise breast cancer risk

Women who want to reduce their risk of breast cancer may have heard they should avoid exposure to industrial chemicals but scientific evidence has so far not proven a direct link, said a US group Wednesday.

Diseases, Conditions, Syndromes

Lead acts to trigger schizophrenia

Mice engineered with a human gene for schizophrenia and exposed to lead during early life exhibited behaviors and structural changes in their brains consistent with schizophrenia. Scientists at Columbia University's Mailman ...

Health

Ozone linked to heart disease deaths

Chronic exposure to ground level ozone, a powerful greenhouse gas and a widespread air pollutant in many major cities, is linked to premature death from cardiovascular disease, finds a new study led by University of California, ...

Oncology & Cancer

PXR: A stepping stone from environmental chemical to cancer?

Several chemicals that can accumulate to high levels in our body (for example BPA and some pesticides) have been recently linked to an increased risk of cancer and/or impaired responsiveness to anticancer drugs. A team of ...

Inflammatory disorders

Phthalates heighten risk for childhood asthma

Researchers at the Columbia Center for Children's Environmental Health at the Mailman School of Public Health are the first to demonstrate an association between childhood asthma and prenatal exposure to two phthalates used ...

Diseases, Conditions, Syndromes

Genetics may explain severe flu in Chinese people

A genetic variant commonly found in Chinese people may help explain why some got seriously ill with swine flu, a discovery scientists say could help pinpoint why flu viruses hit some populations particularly hard and change ...

Attention deficit disorders

Do sunny climates reduce ADHD?

Attention-deficit/hyperactivity disorder, or ADHD, is the most common childhood psychiatric disorder. Scientists do not know what causes it, but genetics play a clear role. Other risk factors have also been identified, including ...

page 8 from 24