In multicellular organisms, growth factors, hormones, neurotransmitters, and extracellular matrix components are some of the many types of chemical signals cells use. These substances can exert ...

The neurotransmitter plays a major role in your ... Long-term or chronic stress can also lead to elevated cortisol levels — a hormone released as a stress response. High levels of cortisol ...

Levels of neurotransmitters (brain chemicals important ... “Women’s brains don’t like changes in hormones,” Pauline Maki, PhD, director of Women’s Mental Health Research Program at ...

Serotonin is known as the ‘happy hormone’ As well as being a neurotransmitter, serotonin also works as a hormone. “Most people know serotonin as the ‘happy hormone’,” explains Dr ...

The study found that stress-related neurotransmitters and obesity-related hormones activated CREB (cyclic AMP response element-binding protein). CREB has been shown to promote the growth of cancer ...

but experts believe it has something to do with the hormonal changes that happen during the pre-menstrual period and the relationship these hormones have with vital neurotransmitters in the brain.