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Source: istock

New 'Depression Vaccine' Could Prevent Soldiers From Developing PTSD

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Rebecca Brachman is a 34-year-old neuroscientist at Columbia University. And she thinks she may have found  a drug that instills a mental resilience that allows people to go through a horrible experience without reliving it in a distressing way afterward—a  kind of vaccine against a very specific kind of depression. 

In 2014, Brachman was studying the emotional behavior of mice and as part of the process, gave them some ketamine, which has had several trials as an antidepressant for severe depression. But the drug was known to wear off in a few hours in mice.