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Articles on Genetics

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Alzheimer’s, like many diseases, has a genetic component. Tek Images/Science Photo Library via Getty Images

Mixed-ancestry genetic research shows a bit of Native American DNA could reduce risk of Alzheimer’s disease

Using a technique called admixture mapping, researchers can leverage the diversity of people with mixed ancestry to look for hard-to-find genetic risk factors for diseases like Alzheimer’s disease.
A complete human genome, seen here in pairs of chromosomes, offers a wealth of information, but it is hard connect genetics to traits or disease. HYanWong/Wikimedia Comons

Scientists are on a path to sequencing 1 million human genomes and use big data to unlock genetic secrets

The first full human genome was sequenced 20 years ago. Now, a project is underway to sequence 1 million genomes to better understand the complex relationship between genetics, diversity and disease.
Our study is the first to show that childhood maltreatment, at least in part, causes poorer mental health. Master1305/ Shutterstock

Child abuse and neglect: new evidence they can cause mental health problems

People who had experienced childhood maltreatment had higher risk of mental health problems, including depression, ADHD and schizophrenia.

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