After inhaling the smoke of tobacco, irritation of the mucous membranes of the mouth, larynx, nose, damage to trachea and bronchi start taking place. Smoking has also a negative impact on the respiratory system. The brain receives less amount of blood with a lowered oxygen content in it, which is followed by a decrease in the mental activity of a smoker. Nicotine has an exciting effect, which eliminates the central nervous system from functioning properly. Smoking, as well as alcohol abuse negatively affects all parts of the human organism. The use of tobacco products, as well as the use of alcohol, negatively affects all systems of the human body. Moreover, the smoke of tobacco also contains many toxic substances, including combustion products of tobacco leaves and substances used in processing, such as carbon monoxide, hydrocyanic acid, hydrogen sulfide, carbon dioxide, essential oils, ammonia, tobacco tar. After smoking, nicotine, which is an integral part of all tobacco products, immediately enters the blood vessels through lung alveoli. Smoking refers to one of the forms of substance abuse, which causes chronic poisoning of the human body, developing mental and physical dependence. According to the UN data, every 13 seconds in the world because of smoking dies a person. Usage of tobacco products of any kind is particularly dangerous because it harms both, the smoker and the people who surround him. Moreover, alcohol consumption shortens a human’s life by 15-20 years. White fever is manifested as hallucinations, disorientation, obscuration of consciousness. Trembling, rapid pulse, excitement, high blood pressure, and fever are symptoms of such kind of illness. The most severe form of alcoholism is considered to be the white fever. Distortion of the functions of the kidneys.Distortion of the functions of the liver.In addition, consumption of alcohol leads to: ![]() ![]() Excessive consumption of alcohol negatively affects all systems of the human body, causing damage to the cells of the “thinking” part of the brain. If we talk about the negative impact of alcohol on the human body, it is worth mentioning that when alcohol is consumed, the amount of oxygen in the brain decreases, which, in the worst case, can lead to the death of brain cells – alcoholic dementia. Also, many people try to express themselves with the help of alcohol. The main factors that may cause alcoholism include domestic drunkenness with physical dependence on alcohol unfavourable relations and conflicts in the family traditions which imply alcohol consumption unfavourable surroundings low cultural level high prosperity… etc. Such substances reduce the flow of oxygen into the human brain relatively strongly, because of that the brain can only function with less activity: the person experiences coordination distortion, speech inconsistency, unclear thinking, loss of concentration and attention, inability to think logically and make reasonable decisions. Alcohol abuseĪlcohol refers to a group of neuro depressants – substances that impair the activity of the brain centers. However, there also exist less dangerous, yet unhealthy habits, such as computer or smartphone dependency harmful diet, including diets for losing weight and consumption of fatty products that cause obesity the habit of not getting enough sleep – not letting your body to rest at least 8 hours a day gambling undisciplined sex life, which provokes various sexually transmitted diseases uncontrolled use of medicines… etc. Such habits include the consumption of the following killing substances: tobacco, alcohol, drugs, toxic and psychotropic substances. Such habits cause considerable damage to human existence – loss of potential and motivation, premature aging of the human body and the acquisition of diseases of various kinds. The most dangerous habits are those, who were obtained at a relatively immature age and to get rid of which a person is not capable of. The category of bad habits includes those habits that both, harm human health and restrict a person from the full use of his abilities throughout his life. In this article, we will discuss bad habits and their negative impact on human’ health. Some people try to get rid of them, others managed to accustom themselves to a full life without bad habits, while another group of people does not even think about getting rid of them and start living in a healthy manner. ![]() Any person either has or had unpleasant habits.
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