Neuroscience

How bright-light treatment improves sleep in stressed mice

Chronic stress is associated with sleep disturbance. In their new study, Lu Huang and colleagues identify the neural pathway behind this behavior, and at the same time, explain how bright-light treatment is able to counter ...

Psychology & Psychiatry

Chronic stress-related neurons identified

Researchers at Karolinska Institutet in Sweden have identified a group of nerve cells in the mouse brain that are involved in creating negative emotional states and chronic stress. The neurons, which have been mapped with ...

Psychology & Psychiatry

How chronic stress drives the brain to crave comfort food

When you're stressed, a high-calorie snack may seem like a comforting go-to. But this combination has an unhealthy downside. According to Sydney scientists, stress combined with calorie-dense comfort food creates changes ...

Psychology & Psychiatry

'Nature prescriptions' can improve physical and mental health

Imagine that your doctor prescribes you a new treatment. It's pleasant and enjoyable, and you can have as much as you want. Potential side effects include spontaneous euphoria and being in a good mood. Not to mention, it's ...

Psychology & Psychiatry

Study finds neurosteroid deficits lead to depressed behavior

The latest generation of antidepressants relieves symptoms by mimicking steroids produced by the brain to ensure neurons are effectively talking to each other. How these neurosteroids are linked to depression and why they ...

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