Lack of sleep Doctors say that the human body is a perfectly designed mechanism. A healthy, functioning body is an autonomous unit capable of effectively coping with all kinds of daily challenges. Our body does not require conscious control in any of its functions, such as digestion, breathing and heart rate; all by itself automatically. What our body requires from us is careful and proper handling to keep it healthy. If we abuse our body by consuming fast foods, drinking alcohol and keeping it physically inactive, this will eliminate the dangers. We usually don't pay attention to these dangers. I think one of the most dangerous and common problems is lack of sleep. If a human being got enough hours of sleep, their body would be more active and healthier. Say no to plagiarism. Get a tailor-made essay on “Why Violent Video Games Should Not Be Banned”? Get the original essay People today think that it is normal to sleep less than six hours. Knowing that it is a mistake to sacrifice a few hours of sleep for other activities, jobs and other social responsibilities, and yet people sleep even less. Studies prove that people who sleep less than six hours a night are most likely to develop heart disease. Sleeping less also causes high blood pressure, irregular heartbeat, strokes and diabetes. On the contrary, those who practice a healthy diet, do moderate exercise and sleep 6 hours or more per night help them reduce their risk of developing heart disease by up to 65%. Lack of sleep can be a cause of car accidents, plane crashes and other disasters. According to the US National Highway Traffic Safety Administration, the annual number of car accidents due to fatigue is 100,000. Poor sleep negatively influences job performance and critical thinking. Lack of sleep can cause workplace accidents and prevent you from concentrating on what you're doing. If a person got the hours of sleep they need, they could reduce the risk of accidents and be more focused on what they are doing. Perhaps one of the strangest effects of sleep deprivation is its influence on food consumption. When people don't sleep, they feel hungry and weak; therefore, they eat more food for energy. However, they do not realize the harm they are doing, because when the body does not sleep, it takes longer to taste. Their body gets fatter and they end up developing obesity which can cause them health problems like diabetes, high cholesterol, stress and also heart problems. Keep in mind: this is just a sample. Get a personalized article from our expert writers now. .Get a Custom EssayIn our fast-paced modern world, lack of sleep has become almost a normal and common thing that people do these days. However, its negative effect is strongly underestimated by people. Among the most common dysfunctions caused by lack of sleep, one can develop heart problems, poor concentration and increased risks of accidents, and its indirect contribution to the development of obesity..