Serotonin deficiency occurs when serotonin doesn’t act as well as it should in your body. This can happen if your body doesn’t produce enough serotonin or if it doesn’t use serotonin efficiently.

UC Davis researchers have developed a new method that uses light to transform amino acids - the building blocks of proteins - ...

Comparing PET scans of more than 90 adults with and without mild cognitive impairment (MCI), researchers say relatively lower levels of the so-called 'happiness' chemical, serotonin, in parts of the ...

Serotonin is an important chemical in plants as well as in animals. The serotonin found in plants is termed phytoserotonin and this form of serotonin is involved in several plant functions. In plants, ...

Serotonin syndrome (serotonin toxicity) is a potentially dangerous condition that arises from excessive serotonin levels in the body. It’s often due to medications or drug interactions and can affect ...

Serotonin, a brain chemical widely recognized for its influence on mood and anxiety, has been found to operate in a ...

Serotonin is known to regulate digestion at multiple levels within the human gastrointestinal, and up to 95% of the mood-regulating hormone is released into the gut by certain intestinal cells. What's ...

Nace Golding, a neuroscientist at the University of Texas at Austin, and his team were surprised to find that serotonin also regulates the sensitivity of auditory neurons, brain cells involved in ...

After I finished my Ph.D. dissertation, everything felt really difficult. I wanted to throw a party for myself, but couldn't seem to plan it. I wanted a job, but couldn't get around to looking for one ...

Serotonin syndrome occurs when a person takes drugs that cause excess levels of serotonin to accumulate in the body. Symptoms can include agitation, a dry mouth, dilated pupils, confusion, and more.