When You Sleep Less Than Six Hours a Night

What Happens to Your Body When You Sleep Less Than Six Hours a Night

Sleep is one of the most powerful tools we have for maintaining good health, yet many people routinely get fewer than six hours a night. While an occasional short night may not cause immediate harm, chronic sleep deprivation can quietly take a serious toll on both the body and the mind.
How Lack of Sleep Weakens the Immune System

Your immune system relies heavily on sleep to function properly. During rest, the body produces cytokines — proteins that help fight infections and inflammation. When sleep is cut short, cytokine production drops, leaving the body more vulnerable to illness.