According to Danielle Forshee, Psy.D, LCSW, LLC, research indicates that negative thinking can actually decrease the amount of serotonin (a neurotransmitter associated with happiness) produced by the brain.
She tells Elite Daily,
When we engage in positive thinking by reframing and challenging our thoughts, we are increasing the chances that we will experience [a] positive mood.
Talk to a friend (texting, phone call, email, etc.) to let them know what your negative thoughts are, and ask them to reframe and challenge them for you so you can read it or hear it. This may … help you get back into more of a positive frame of mind.
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