To prevent viruses, it is important to follow certain precautions. Firstly, wash your hands frequently with soap and water for at least 20 seconds. Secondly, avoid touching your face, especially your eyes, nose, and mouth. Thirdly, practice social distancing by maintaining a distance of at least 1 meter from others. Additionally, wear a mask when in public places and ensure proper ventilation in closed spaces. Lastly, stay updated with reliable sources of information and follow the guidelines provided by health authorities.