What are the Side Effects of Lack of Sleep?

Published On: 01 Sep 2025| Read By: 229 Users

Many people don’t realize just how serious the side effects of lack of sleep can be. Missing out on quality rest doesn’t just leave you feeling groggy — it can significantly impact your health, daily productivity, and overall quality of life. Whether you’re battling occasional sleepless nights or persistent insomnia, understanding what happens when you don’t get enough sleep is the first step toward making positive changes. Here’s a closer look at some of the most common side effects of lack of sleep: Impaired Cognitive Function: Reduced concentration, memory lapses, and slower reaction times make daily tasks and decision-making harder. Mood Changes: Irritability, mood swings, and even anxiety or depression often intensify with continued sleep deprivation. Weakened Immune System: Your body’s ability to fend...

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