25/06/2026 10:59 - Salud
Cortisol is a vital hormone produced by your adrenal glands—small organs sitting atop your kidneys. It's released during moments of alert to help your body respond to stress. Think of it as your internal alarm system. While essential for survival, chronically elevated cortisol levels can wreak havoc on your sleep quality, energy levels, mental focus, and even your immune defenses.
Cortisol follows a natural circadian rhythm: levels peak in the early morning hours (helping you wake up and feel alert) and gradually decline throughout the day, reaching their lowest point at night to facilitate restful sleep. When you disrupt this cycle with poor sleep habits or chaotic schedules, your hormonal balance suffers.
Sustained stress doesn't just affect your mood—it physically impacts your body. Chronically elevated cortisol weakens your immune defenses, making you more susceptible to infections and illnesses. Additional symptoms include persistent fatigue, difficulty concentrating, irritability, anxiety, and that overwhelming feeling of mental exhaustion or "brain fog."
Magnesium is closely linked to muscle relaxation and proper nervous system function—many people are deficient without realizing it. Vitamin C supports adrenal health, while Vitamin D3 + K2 combination bolsters natural immune defenses. These should complement, not replace, a nutrient-dense whole food diet.
💡 Key Takeaway: You have more control over your stress hormones than you might think. Small, consistent changes in your daily habits can lead to significant improvements in how you feel, sleep, and function. Start with one or two habits and gradually build from there—progress, not perfection, is the goal.
Source: LA NACION (Argentina) — One of Argentina's leading newspapers covering health, wellness, and lifestyle topics.
Alfredo S. Quiroga