Serotonin is an inhibitory neurotransmitter. It helps regulate mood, appetite, blood clotting, sleep, and the body’s circadian rhythm. Serotonin plays a role in depression and anxiety. Selective serotonin reuptake inhibitors, or SSRIs, can relieve depression by increasing serotonin levels in the brain. What makes a neurotransmitter inhibitory? Inhibitory synaptic transmissionRead More →

Some signs and symptoms of conditions related to a dopamine deficiency include: muscle cramps, spasms, or tremors. aches and pains. stiffness in the muscles. Is there a test to check dopamine levels? Although a blood test can measure dopamine levels in the blood, it cannot assess how the brain respondsRead More →