Poles usage medical exemptions in bulk, but not always as intended. According to ZUS data, in 2024 alone more than 27 million L4, which translated into 290 million days of absence at work. Experts are informing that even 1 in 3 layoffs may be unjustified. More and more cases are simple simulations of the illness – and, as the diary convinces. The Legal Gazette", doctors and ZUS begin to detect them more effectively.