Disease testing refers to the process of analyzing samples from individuals to determine the presence of a specific disease or condition. This can involve various methods, such as blood tests, urine tests, or imaging techniques. The results help healthcare providers diagnose illnesses, monitor health, and guide treatment decisions. Testing can be crucial for early detection of diseases like diabetes, cancer, or infectious diseases such as COVID-19. Regular screenings can lead to better health outcomes by identifying issues before they become severe. Overall, disease testing plays a vital role in public health and individual well-being.