A new study has shown a significant average decrease in the Children’s Depression Rating Scale (42.5%) among adolescents with treatment-resistant depression (TRD) who were treated with intravenous ketamine.
Long-term use of either cannabis or cannabis-based drugs impairs memory say researchers.
The study has implications for both recreational users and people who use the drug to combat epilepsy, multiple sclerosis and chronic pain.
The hormone oxytocin has long been known to play a role in the social bonds humans form. For the first time, psychology researcher Jennifer McClung and biology doctoral student Zegni Triki of the Center for Cognitive Science at the University of Neuchâtel demonstrate the role of naturally occurring oxytocin in social interactions, such as cooperative decisions or conversations. Their study appears today in the prestigious journal Proceedings of the Royal Society B.
An international team from the Champalimaud Centre for the Unknown (CCU), in Portugal, and the University College London (UCL), in the UK, has uncovered a previously unknown effect of serotonin on learning. Their results are published in the June 26 2018 edition of the journal Nature Communications.
According to calculations from the World Health Organisation, depression occupies first place in the global "disease burden" and, by 2030, experts estimate that there will be three mental illnesses in the Top 5: depression, Alzheimer's and other forms of dementia and alcohol addiction. Even Austria is seeing an increase in mental problems such as burnout and, since 2010, these have been the main reason for invalidity retirement. Researchers from MedUni Vienna and the Health Insurance Agency’s Health and Prevention Center have now shown that burnout can be identified by means of a simple saliva test. The hormone cortisol is the marker used for this.
A rigorous review of research, led by the University of Southampton, has found there is not enough evidence to support the current clinical practice of prescribing antidepressants for insomnia.