The MarketWatch News Department was not involved in the creation of this content. ORLANDO, Fla., Feb. 05, 2026 (GLOBE NEWSWIRE) -- Serotonin Anti-Aging Centers, a national leader in science-backed ...

The same neurotransmitter commonly leveraged to relieve symptoms of depression and anxiety also may exacerbate a vexing condition known as tinnitus, according to new research published in the ...

Researchers have identified two gut bacteria that can produce serotonin, a key chemical that regulates bowel movements. In experiments with mice lacking serotonin, the microbes boosted serotonin ...

Oxytocin, serotonin, dopamine, and endorphins are the four happy hormones and there are simple ways to trigger them in your ...

Serotonin is a neurotransmitter that plays a major role in regulating mood, sleep, digestion, and overall emotional well-being. Often referred to as the "feel-good" chemical, serotonin helps stabilize ...