Serotonin is a chemical that plays an essential function in mood, sleep and well-being. Low levels of serotonin can contribute to depression, anxiety and other challenges. You may be able to increase ...

Researchers say exercise may be just as beneficial as medication, but caution that more studies are needed ...

A new study suggests this may lead to symptoms seen in long COVID patients. Decreased levels of serotonin in the body may be a contributing factor in the development and persistence of so-called 'long ...

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.

Discover how eating too few carbs can influence hormones that affect energy, appetite, metabolism, mood, and menstrual cycles ...

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 ...

LONDON, UNITED KINGDOM - 2022/03/09: A protester holds up a placard demanding research into Long Covid-19 during the demonstration. A protest group in Parliament Square demands the government invest ...

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% ...

LONDON (Reuters) - Fluctuating levels of the brain chemical serotonin, often brought on when someone hasn't eaten or is stressed, affect brain regions that enable people to regulate anger, scientists ...

Every winter, millions of Americans go through something more than just the “winter blues.” Some people who have been down as ...