Health News

Macrophages play key role in lung damage during COVID-19

A KAIST immunology research team found that a specific subtype of macrophages that originated from blood monocytes plays a key role in the hyper-inflammatory response in SARS-CoV-2 infected lungs, by performing single-cell RNA sequencing of bronchoalveolar lavage fluid cells. This study provides new insights for understanding dynamic changes in immune responses to COVID-19. In the […]

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Pandemic shows essential role of ECT as treatment for severe depression

When the COVID-19 pandemic arrived in North America in March 2020, health care facilities stopped providing all but “essential” care, to reduce infection risks and preserve protective gear known as PPE. That included changes at many centers that provide ECT (electroconvulsive therapy) for severe depression and other conditions, a new survey shows. Because ECT involves […]

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The role of adult playfulness in romantic life

While play and playfulness have been studied well in children, their structure and consequences are understudied in adults. A new article published in Social and Personality Psychology Compass highlights available research on this topic and also examines why playfulness is important in romantic relationships. The authors note that playfulness encourages the experience of positive emotions […]

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Study suggests role of sleep in healing traumatic brain injuries

Sound sleep plays a critical role in healing traumatic brain injury, a new study of military veterans suggests. The study, published in the Journal of Neurotrauma, used a new technique involving magnetic resonance imaging developed at Oregon Health & Science University. Researchers used MRI to evaluate the enlargement of perivascular spaces that surround blood vessels […]

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Tiny population of neurons may have big role in depression

A tiny population of neurons known to be important to appetite appear to also have a significant role in depression that results from unpredictable, chronic stress, scientists say. These AgRP neurons reside exclusively in the bottom portion of the hypothalamus called the arcuate nucleus, or ARC, and are known to be important to energy homeostasis […]

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Metabolism may play role in recurrent major depression

Researchers at University of California San Diego School of Medicine, in collaboration with Dutch scientists, have found that certain metabolites—small molecules produced by the process of metabolism—may be predictive indicators for persons at risk for recurrent major depressive disorder. The findings were published in the January 11, 2021 online issue of Translational Psychiatry. “This is […]