A low-grade fever is often dismissed as insignificant, yet persistent mild elevations in body temperature may reveal important underlying physiologic stress. Infection, chronic inflammation, immune activation, endocrine dysfunction, and even hidden systemic disease can all influence temperature regulation. Understanding the body’s normal circadian temperature rhythm is equally important, since a temperature considered abnormal at one time of day may be entirely normal at anot

Do you find yourself waking up around 3 AM night after night and struggling to fall back asleep? You're not alone. While occasional awakenings are normal, consistently waking during the early morning hours may signal an imbalance in cortisol, blood sugar regulation, stress hormones, sleep architecture, or circadian rhythm function. Understanding why this happens can provide important clues about your overall health. In this article, we'll explore the common causes of 3 AM awa