一个会让身体偷偷囤积脂肪、食欲暴增的原因，很多人不知道

Group 1 - Cortisol is a glucocorticoid hormone secreted by the adrenal cortex, essential for normal growth, development, and metabolism [2] - It has a clear circadian rhythm, peaking in the early morning to help wake the body and decreasing in the evening to promote relaxation [2] - Cortisol is often referred to as the "stress hormone" due to its increased secretion during stressful situations [3] Group 2 - Cortisol plays a crucial role in responding to survival crises and stress, acting as a 24-hour alert system for the body [4][5] - It helps regulate stress, break down fats, stabilize blood pressure, and enhance energy levels [7] - Chronic high levels of cortisol can lead to various health issues, including fatigue, weight gain, and anxiety [7] Group 3 - While high cortisol levels are often blamed for obesity, it is more accurately described as a "booster" rather than the primary cause [8][9] - The main cause of obesity is a long-term caloric surplus, where energy intake exceeds energy expenditure [9] - High cortisol levels can increase appetite and preference for high-calorie foods, contributing to abdominal obesity [11] Group 4 - Drinking coffee on an empty stomach can elevate cortisol levels due to the body's stress response to low blood sugar [13] - Habitual coffee drinkers may develop a tolerance, resulting in a reduced cortisol response over time [15] - It is recommended to limit caffeine intake to no more than 400 milligrams per day, approximately 3-5 cups of coffee [15] Group 5 - Self-assessment methods for cortisol levels found online are often unreliable and can lead to misinterpretation of symptoms [16] - Factors such as sleep deprivation and nutritional deficiencies can also cause fatigue and weight gain, complicating the identification of cortisol issues [16] - It is advised to manage stress through healthy lifestyle choices rather than self-diagnosing cortisol levels [17] Group 6 - Cortisol is essential for survival, helping the body manage stress and maintain blood sugar and blood pressure [18] - To manage cortisol levels effectively, adopting a healthy lifestyle is crucial, including quality sleep, stress management, and balanced nutrition [18][20] - Regular moderate exercise and a varied diet can help stabilize hormone levels and improve overall health [20]