Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — #Neurochemistry
The Cortisol Awakening Response (CAR) and Adrenal Function
Posted by Hormone Lab UK Editorial Team on
The Cortisol Awakening Response (CAR) — the 50% surge in cortisol that occurs in the first 30 minutes after waking — is one of the most sensitive markers of HPA axis health. Discover how CAR differs from the standard diurnal cortisol curve, which conditions are linked to blunted or exaggerated CAR, and how three timed morning saliva samples can reveal adrenal function in ways a single cortisol test cannot.
Impact of Excersise on Your Brain
Posted by Hormone Lab UK Editorial Team on
Exercise is one of the most powerful tools we have for preventing and treating depression — yet its neurochemical effects are still underappreciated. From boosting serotonin and dopamine to increasing GABA through yoga, physical activity reshapes the brain in ways that rival pharmaceutical interventions. This article explores the science behind exercise and mood, and what it means for your neurotransmitter health.
Testing Urinary Neurotransmitters? Avoid the Big 5 Food
Posted by Dr. Allison Smith on
Discover how certain foods rich in serotonin and dopamine — including bananas, walnuts, pineapples, avocados, and nut butters — can interfere with urinary neurotransmitter testing and lead to false-positive results. Learn why proper test preparation matters, how neurotransmitter urine analysis is interpreted, and how combined neurotransmitter and cortisol testing can provide deeper insight into mood, stress, brain chemistry, and hormonal balance.