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Ketamine for depression may contribute to opioid dependence

A new study warns that ketamine works almost like an opioid, and it raises concerns that the drug may do more harm than good in the long run.

Letter from the Editor: Lucky number seven

Ever wondered what it’s like to work in the MNT editorial office? Managing Editor Honor Whiteman sheds some light in this month’s letter.

The link between obesity, the brain, and genetics

Clinicians should consider how the way we think can make us vulnerable to obesity, and how obesity is genetically intertwined with brain structure and mental performance, according to new research.

Teenagers have a hard time reading one another’s tones of voice

New research shows that the ability to understand what someone is feeling based on their tone of voice can be challenging in mid-adolescence (between 13-15 year olds), particularly when it comes to tones of voice which express anger, meanness, disgust,…

Differences between combined, isolated use of cannabis, nicotine on brain networks

Researchers have investigated the effects on the brain of concurrent cannabis and nicotine use, versus the use of solely cannabis and solely nicotine.

Don’t buy into the backlash – the science on meditation is clear

Every cultural trend experiences a backlash at some point. But one flawed study can’t diminish the benefits of meditation in the workplace.

Novel brain network linked to chronic pain in Parkinson’s disease

Scientists have revealed a novel brain network that links pain in Parkinson’s disease to a specific region of the brain.

Distress boosts heart attack and stroke risk

Experiencing high levels of psychological distress has an important impact on a person’s risk of heart attack and stroke, new research warns.

Effects of deep brain stimulation in patients with Parkinson’s disease

Researchers have studied motor and cognitive effects of deep brain stimulation in patients with Parkinson’s disease. Their results show that the adverse cognitive effects of deep brain stimulation are linked to a different neural pathway than that resp…

What to know about complex PTSD

Complex post-traumatic stress disorder can develop when a person has experienced prolonged or repeated trauma. It can cause additional symptoms, as well as those of post-traumatic stress disorder (PTSD). Here, learn more about complex PTSD, including t…