From my personal experience, not getting enough restful sleep can feel like you're operating in "zombie mode," just as the image keywords like "MODO ZOMBI" and "Fatigue" suggest. Sleep deprivation elevates cortisol, the stress hormone, disrupting the "Nervous System" and causing symptoms like increased heart rate and anxiety. You might notice impaired decision-making and reduced logical thinking, which aligns with terms such as "Less logic" and "More errors" highlighted in the OCR content. This happens because the "Prefrontal" cortex, responsible for higher-order thinking, becomes less effective when tired. Moreover, consistent lack of sleep triggers the "Immune Response" to weaken, making your body more vulnerable to illnesses. I've found that during periods of poor sleep, I’m more prone to catching colds and experiencing prolonged recovery times. The terms "Weakened," "Immune Response," and "Cognitive" decline in the OCR reflect this chain reaction. Additionally, sleep deprivation increases the risk of "Depression & Alzheimer's," a serious warning that should encourage everyone to prioritize healthy sleep routines. One of the toughest parts is dealing with emotional regulation issues; "CONTROLA EMOCIONES" and "Irritable" resonate as sleep loss disrupts the limbic system, intensifying mood swings and anxiety levels. It’s as if the brain's stress and emotion centers become overactivated, which is exhausting mentally and physically. What’s helped me improve sleep quality includes setting consistent sleep times, avoiding screens before bed, and practicing relaxation techniques to reduce cortisol. Supplementing with mindfulness or gentle exercise has also reduced my "Fatigue" and improved my ability to "dormirmejor" (sleep better). Remember, resting well is not only about feeling refreshed but also about protecting your brain from long-term neurological damage and maintaining mental health. Sharing these insights underscores the importance of recognizing sleep as a fundamental pillar of overall health.