Health, Dna | featured news

The biggest study yet into genetics and mental health has come up with a stunning result: The five most common mental illnesses -- autism, attention deficit disorder, bipolar disease, schizophrenia and major depression -- all have a common genetic root.

Using DNA sequencing, researchers distinguish between 'good' and 'bad' strains of certain skin bacteria. The 'good' kind might be used to zap zits more effectively, they say.

With the cost of genetic sequencing plunging, more people, especially parents, are using DNA testing to uncover genetic diseases in their offspring.

Cambridge University scientists say they have seen four-stranded DNA at work in human cells for the first time and wonder if it might provide a target for the development of novel anti-cancer treatments.

A novel method known as whole genome sequencing focuses on the genes that drive a cancer, not the tissues or organ.

Scientists say within a few years, a simple cheek swab could allow health experts to create individualized diet plans for people based on their ...

Cigarette smoke causes immediate damage to the lungs and to DNA, and President Barack Obama's administration will make stop-smoking efforts a priority, federal health officials said on Thursday.