Dry painful cough, lack of tone and strength for life - these are the first signs that the sick feeling in the moment.
In recent days, they increased enormously, not consider these statistics and the sick mislead the status with spring fatigue.
According to doctors from Bourgas cases of flu virus B in more than were registered, due to the fact that students were in spring vacation, and most ill give the status to spring fatigue and do not seek medical attention.
