system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Which is a disease? Asthma, Depression, Cancer, AIDS, Schizophrenia, Tuberculosis, PTSD


assistant
According to wikipedia, a disease is an abnormal condition affecting the body of an organism and a disorder is a functional abnormality or disturbance.
Based on the above list the following are diseases: Asthma, Cancer, AIDS, Tuberculosis.