Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — stress and metabolic health

As the days shorten and sunlight fades, four key hormonal systems come under pressure: vitamin D, serotonin, cortisol and melatonin. For those susceptible to Seasonal Affective Disorder (SAD), the disruption of these interconnected rhythms can trigger depression, fatigue, poor sleep and low mood. This article explains the science behind the SAD hormone pattern — and what you can do to support your body through the darker months.

Obesity is not simply a matter of calories in versus calories out. Chronic stress triggers a cascade of hormonal changes — elevated cortisol, depleted DHEA, disrupted leptin signalling and imbalanced sex hormones — that actively drive visceral fat storage and metabolic dysfunction. This article explains the biochemistry of stress-related weight gain and why understanding your hormone levels is key to breaking the cycle.