Bad habits are our companions almost from the moment of birth until death. Some of them seem quite harmless at first glance - really, what’s wrong with biting your nails while worrying about an exam, or eating an extra cake while sitting in front of the TV in the evening? Smoking or addiction to alcohol is another matter - we all know what harm such addictions cause to the body, but despite this, sometimes we are not able to give them up, hoping deep down in our hearts that nothing bad will happen to us. Let's try to figure out what really should be considered bad habits, understand how they are formed, and, most importantly, find out how to get rid of them.