Saliva test to identify depression in teen boys

Researchers measured cortisol levels in teenage boys and found that ones with high levels coupled with mild depression symptoms were up to 14 times more likely to suffer clinical depression later in life than those with low or normal cortisol levels.

The test was tried on teenage boys and girls, but found to be most effective with boys.

About one in six people suffer from clinical depression at some point in their lives, and most mental health disorders start before age 24.

“This is the emergence of a new way of