MeSH tree: D02.092.211.215.801
Seasonal affective disorder, or SAD, is a type of depression that's related to the changes in seasons. Symptoms typically appear in the fall, worsen through the winter months and eventually go away in the spring or summer.
Nov 5, 2025
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13
As winter approaches and daylight saving time is about to end, many people are bracing themselves for shorter days, colder weather and what's often dismissed as the "winter blues." But these seasonal shifts are more than ...
Oct 30, 2025
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Research from the University of Gothenburg, Sweden, clarifies the complex interaction between gut bacteria and irritable bowel syndrome (IBS). Experiments demonstrate that gut bacteria can produce the important substance ...
Oct 20, 2025
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Researchers have discovered that the ability to have an erection or to orgasm is related to the levels of serotonin in the brain, but this relation only applies to depressed patients taking SSRI antidepressants.
Oct 12, 2025
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78
Advice about cutting down on dopamine is everywhere right now. From "dopamine fasting" to "anti-dopamine parenting" and even "raw-dogging" flights (going without any screens, books or music), TikTok influencers claim these ...
Oct 8, 2025
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20
DMT, or dimethyltryptamine, is a natural psychoactive molecule found in many plants and mammals. According to an article published in Science Advances, researchers from the HUN-REN BRC Institute of Biophysics and Semmelweis ...
Sep 26, 2025
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154
Concussion and other traumatic brain injuries impact an estimated 69 million people every year, as a result of sports collisions, falls, road accidents and interpersonal violence. There are few treatments, and no approved ...
Sep 17, 2025
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41
The placenta has long been thought to produce serotonin during pregnancy. But in a new study, Yale researchers shatter the deep-rooted hypothesis—and show that the placenta doesn't produce serotonin but instead regulates ...
Sep 3, 2025
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Researchers have identified a neurochemical signature that sets Parkinson's disease apart from essential tremor—two of the most common movement disorders, but each linked to distinct changes in the brain.
Sep 2, 2025
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86
Understanding exactly how psychedelics promote new connections in the brain is critical to developing targeted, non-hallucinogenic therapeutics that can treat neurodegenerative and neuropsychiatric diseases. To achieve this, ...
Aug 4, 2025
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