Over 12% of adults experience regular feelings of worry or anxiety, a mental health condition that can lead to mild disruptions in daily tasks for some while having a debilitating effect on daily ...

When UVB rays from sunlight hit the skin, they spark the production of vitamin D₃, essential for strong bones, immune health, and brain function. But it doesn’t stop there. Sunlight also triggers a ...

Serotonin is a neurotransmitter important for mood, digestion, and sleep. You can increase serotonin levels naturally through exercise and sunlight. Serotonin is a naturally occurring monoamine ...

Loss of the "happiness" brain hormone serotonin might play a role in the decline of brain function as a person ages, a new study reports. People with mild cognitive impairment (MCI) had up to 25% ...

Serotonin is often referred to as the "happiness molecule." It plays a critical role in affecting mood levels and is also a neurotransmitter that sends signals within the brain and the body.

In a recent study published in Cell, researchers identify a pathophysiological mechanism linking serotonin reduction to the multifaceted etiology of post-acute sequelae of the coronavirus disease 2019 ...

If you haven't noticed, I like to be somewhat hardcore about the biology of what is going on. I use the delicacies of psychology all the time in my work, but psychology takes so much explaining that I ...

New research has uncovered evidence that remnants of the COVID-19 virus may remain in some patients' guts for months, contributing to the lingering symptoms known as long COVID. The remnants appear to ...

Mice genetically deficient in serotonin -- a crucial brain chemical implicated in clinical depression -- are more vulnerable than their normal littermates to social stressors, according to a Duke ...