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saliva test

This shows a person using a swap to analyze a saliva test.

Featured Neuroscience Psychology

·May 9, 2025·5 min read

At Home Saliva Test Detects Hidden Stress, Depression Risks

Researchers have developed a portable “lab-on-a-chip” device that measures cortisol levels from saliva, offering an objective and rapid way to assess stress and mental health risk. The device includes a disposable saliva collector and a handheld reader that delivers results to a smartphone within minutes.

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Featured Genetics Neuroscience Open Neuroscience Articles Psychology

·April 12, 2021·5 min read

Spit Samples Uncover Genetic Risk Factors for Pediatric Obsessive-Compulsive Disorder

Children and young adults with a specific variant of the PTPRD gene are at greater risk of developing obsessive-compulsive disorder.

This is a drawing of a brain slice from an Alzheimer's patient.

Featured Neurology

·August 19, 2015·3 min read

Alzheimer’s Disease Could be Detected by Testing Saliva for Cortisol Levels

A new study reports that testing the saliva of healthy older people for cortisol levels could help identify those at risk for Alzheimer's disease.

This image is a lady being given a saliva swab test.

Featured Neurology

·July 23, 2015·9 min read

Early Detection of Alzheimer’s May be Possible With Saliva Test and Other New Tests

Researchers suggest a number of new tests for early diagnosis of Alzheimer's disease, including a saliva test.