One of the most immediate consequences of sleep deprivation is fatigue. If you don't get enough sleep, you are likely to feel tired and sluggish throughout the day. This can make it difficult to concentrate, leading to decreased productivity and an increased risk of accidents. In fact, drowsy driving is responsible for thousands of accidents each year, many of which result in serious injury or death. In addition to fatigue, lack of sleep can also have a negative impact on your mental health. Studies have shown that sleep deprivation can lead to irritability, mood swings, and even symptoms of depression. Chronic sleep deprivation has also been linked to an increased risk of developing anxiety disorders and other psychological conditions. But the effects of sleep deprivation go beyond just feeling tired and cranky.