Shingles, known medically as *Półpasiec*, is a painful condition caused by the reactivation of the varicella-zoster virus – the same virus that causes chickenpox. The disease primarily affects adults, manifesting as a painful rash typically on one side of the body, often around the torso. Complications from *Półpasiec* can include postherpetic neuralgia, a long-lasting nerve pain, and, less commonly, vision loss if the rash affects the eye. Effective prevention strategies center around vaccination, particularly for older adults and those with compromised immune systems. Early diagnosis and antiviral treatment can reduce the severity and duration of the illness. Understanding the symptoms and available preventative measures is crucial for managing and reducing the impact of *Półpasiec*. Healthcare professionals emphasize the importance of vaccination in at-risk populations.